secondaries 音标拼音: [s'ɛkənd
, ɛriz]
副翼羽; 二期梅毒疹
副翼羽; 二期梅毒疹
Secondary \
Sec "
ond *
a *
ry \,
a . [
Cf .
F .
secondaire ,
L .
secundaire .
See {
Second },
a .]
1 .
Succeeding next in order to the first ;
of second place ,
origin ,
rank ,
etc .;
not primary ;
subordinate ;
not of the first order or rate .
[
1913 Webster ]
Wheresoever there is moral right on the one hand ,
no secondary right can discharge it . --
L '
Estrange .
[
1913 Webster ]
Two are the radical differences ;
the secondary differences are as four . --
Bacon .
[
1913 Webster ]
2 .
Acting by deputation or delegated authority ;
as ,
the work of secondary hands .
[
1913 Webster ]
3 . (
Chem .)
Possessing some quality ,
or having been subject to some operation (
as substitution ),
in the second degree ;
as ,
a secondary salt ,
a secondary amine ,
etc .
Cf .
{
primary }.
[
1913 Webster ]
Note :
A primary amine has the general formula {
R .
NH2 };
a secondary amine has the general formula {
R .
NH .
R '},
where R and R '
are alkyl or aryl groups .
A primary alcohol has the general formula {
R .
CH2 .
OH };
a secondary alcohol has the general formula {
R .
CHOH .
R '}.
Tertiary amines and alcohols have the general formulas {
R .
CR '
N .
R '}
and {
R .
CR '
OH .
R '},
respectively .
[
PJC ]
4 . (
Min .)
Subsequent in origin ; --
said of minerals produced by alteration or deposition subsequent to the formation of the original rock mass ;
also of characters of minerals (
as secondary cleavage ,
etc .)
developed by pressure or other causes .
[
1913 Webster ]
5 . (
Zool .)
Pertaining to the second joint of the wing of a bird .
[
1913 Webster ]
6 . (
Med .)
(
a )
Dependent or consequent upon another disease ;
as ,
Bright '
s disease is often secondary to scarlet fever .
(
b )
Occurring in the second stage of a disease ;
as ,
the secondary symptoms of syphilis .
[
1913 Webster ]
{
Secondary accent }.
See the Note under {
Accent },
n .,
1 .
{
Secondary age }. (
Geol .)
The Mesozoic age ,
or age before the Tertiary .
See {
Mesozoic },
and Note under {
Age },
n .,
8 .
{
Secondary alcohol } (
Chem .),
any one of a series of alcohols which contain the radical {
CH .
OH }
united with two hydrocarbon radicals .
On oxidation the secondary alcohols form ketones .
{
Secondary amputation } (
Surg .),
an amputation for injury ,
performed after the constitutional effects of the injury have subsided .
{
Secondary axis } (
Opt .),
any line which passes through the optical center of a lens but not through the centers of curvature ,
or ,
in the case of a mirror ,
which passes through the center of curvature but not through the center of the mirror .
{
Secondary battery }. (
Elec .)
See under {
Battery },
n .,
4 .
{
Secondary circle } (
Geom . &
Astron .),
a great circle that passes through the poles of another great circle and is therefore perpendicular to its plane .
{
Secondary circuit }, {
Secondary coil } (
Elec .),
a circuit or coil in which a current is produced by the induction of a current in a neighboring circuit or coil called the primary circuit or coil .
{
Secondary color },
a color formed by mixing any two primary colors in equal proportions .
{
Secondary coverts } (
Zool .),
the longer coverts which overlie the basal part of the secondary quills of a bird .
See Illust .
under {
Bird }.
{
Secondary crystal } (
Min .),
a crystal derived from one of the primary forms .
{
Secondary current } (
Elec .),
a momentary current induced in a closed circuit by a current of electricity passing through the same or a contiguous circuit at the beginning and also at the end of the passage of the primary current .
{
Secondary evidence },
that which is admitted upon failure to obtain the primary or best evidence .
{
Secondary fever } (
Med .),
a fever coming on in a disease after the subsidence of the fever with which the disease began ,
as the fever which attends the outbreak of the eruption in smallpox .
{
Secondary hemorrhage } (
Med .),
hemorrhage occuring from a wounded blood vessel at some considerable time after the original bleeding has ceased .
{
Secondary planet }. (
Astron .)
See the Note under {
Planet }.
{
Secondary qualities },
those qualities of bodies which are not inseparable from them as such ,
but are dependent for their development and intensity on the organism of the percipient ,
such as color ,
taste ,
odor ,
etc .
{
Secondary quills }
or {
Secondary remiges } (
Zool .),
the quill feathers arising from the forearm of a bird and forming a row continuous with the primaries ; --
called also {
secondaries }.
See Illust .
of {
Bird }.
{
Secondary rocks }
or {
Secondary strata } (
Geol .),
those lying between the Primary ,
or Paleozoic ,
and Tertiary (
see {
Primary rocks },
under {
Primary }); --
later restricted to strata of the Mesozoic age ,
and at present but little used .
{
Secondary syphilis } (
Med .),
the second stage of syphilis ,
including the period from the first development of constitutional symptoms to the time when the bones and the internal organs become involved .
{
Secondary tint },
any subdued tint ,
as gray .
{
Secondary union } (
Surg .),
the union of wounds after suppuration ;
union by the second intention .
[
1913 Webster ]
Syn :
Second ;
second -
rate ;
subordinate ;
inferior .
[
1913 Webster ]
Secondary \
Sec "
ond *
a *
ry \,
n .;
pl . {
Secondaries }.
1 .
One who occupies a subordinate ,
inferior ,
or auxiliary place ;
a delegate or deputy ;
one who is second or next to the chief officer ;
as ,
the secondary ,
or undersheriff of the city of London .
[
1913 Webster ]
Old Escalus . . .
is thy secondary . --
Shak .
[
1913 Webster ]
2 . (
Astron .)
(
a )
A secondary circle .
(
b )
A satellite .
[
1913 Webster ]
3 . (
Zool .)
A secondary quill .
[
1913 Webster ]
安装中文字典英文字典查询工具! 中文字典英文字典工具:
复制到剪贴板
英文字典中文字典相关资料:
有道翻译_文本、文档、网页、在线即时翻译 有道翻译桌面端_官方下载 有道翻译 有道翻译API 网易有道翻译企业版_AI文本文档在线翻译、润色纠错改写、企业账号管理 有道翻译AI写作 - 论文、邮件、文案一键生成 有道翻译AI写作 有道翻译官同传直播 有道词典 - 有道翻译