英文字典中文字典


英文字典中文字典51ZiDian.com



中文字典辞典   英文字典 a   b   c   d   e   f   g   h   i   j   k   l   m   n   o   p   q   r   s   t   u   v   w   x   y   z       







请输入英文单字,中文词皆可:

helpless    音标拼音: [h'ɛlpləs]
a. 无助的,无能为力的,无依无靠的

无助的,无能为力的,无依无靠的

helpless
adj 1: lacking in or deprived of strength or power; "lying ill
and helpless"; "helpless with laughter" [synonym: {helpless},
{incapacitated}]
2: unable to function; without help [synonym: {helpless}, {lost}]
3: unable to manage independently; "as helpless as a baby"

Helpless \Help"less\, a.
1. Destitute of help or strength; unable to help or defend
one's self; needing help; feeble; weak; as, a helpless
infant.
[1913 Webster]

How shall I then your helpless fame defend? --Pope.
[1913 Webster]

2. Beyond help; irremediable.
[1913 Webster]

Some helpless disagreement or dislike, either of
mind or body. --Milton.
[1913 Webster]

3. Bringing no help; unaiding. [Obs.]
[1913 Webster]

Yet since the gods have been
Helpless foreseers of my plagues. --Chapman.
[1913 Webster]

4. Unsupplied; destitute; -- with of. [R.]
[1913 Webster]

Helpless of all that human wants require. --Dryden.
-- {Help"less*ly}, adv. -- {Help"less*ness}, n.
[1913 Webster]

85 Moby Thesaurus words for "helpless":
abandoned, aidless, at sea, baffled, bare-handed, bewildered,
blind, blind drunk, blotto, confounded, confused, crippled,
debilitated, defenseless, dependent, deserted, desolate, disabled,
enervated, enfeebled, exhausted, faint, fatherless, feeble,
forlorn, forsaken, friendless, godforsaken, guardless, guideless,
helpless, homeless, impotent, incapable, incompetent, inefficient,
inept, infirm, kithless, lame, leaderless, motherless, muddled,
mystified, nonplussed, out, out cold, outcast, overcome, paralyzed,
passed out, perplexed, pregnable, prostrate, spent, stiff, stoned,
unarmed, unarmored, unattended, unavailing, uncovered, undefended,
under the table, unfit, unfortified, unfriended, ungarrisoned,
unguarded, unprotected, unqualified, unscreened, unsheltered,
unshielded, unsuspecting, untenable, unwarned, unwatched, useless,
vulnerable, weak, weakened, weaponless, worn out, worthless



安装中文字典英文字典查询工具!


中文字典英文字典工具:
选择颜色:
输入中英文单字

































































英文字典中文字典相关资料:


  • HOW DO KITES FLY? | AKA American Kitefliers Association
    A kite will fly if it finds enough wind to lift it and keep it in the sky Successful kite flight depends upon establishing and maintaining a balance between the upward force of lift, the downward force of gravity, and the backward force of drag
  • Kite - Flight, Design, Dynamics | Britannica
    Three main forces control kite flight: lift, gravity, and drag A kite flies because the lifting force of the wind overcomes both the downward pull of gravity and air resistance to the forward motion of the kite called drag
  • How Kites Fly - National Air and Space Museum
    To understand how a kites flies, you need to define what a kite is A kite is a heavier-than-air object that flies… just like an airplane Most kites have three main components: the kite body (which comes in many different shapes and sizes), the bridle (or harness), and the control line (or tether)
  • How to Fly a Kite: Beginner’s Guide from Launch to Landing
    In this article, we’ll show you how to launch and fly both types of kites, plus explain the best kite-flying conditions to look out for and help you choose which type of kite is right for you
  • How to Fly a Kite: A Beginners Guide to Kite Flying for All Ages
    Discover the magic of kite flying with our comprehensive beginner’s guide! Learn how to choose the right kite, understand its parts, customize it, and explore the numerous physical, mental, and educational benefits
  • How Do Kites Fly? - YouTube
    Kites fly because of the aerodynamic forces of lift and drag The difference in air pressure on the top and bottom of the kite creates lift
  • Aerodynamics of a Kite - NASA
    On this slide we show the aerodynamic equations which would describe the motion of a flying kite The graphic shows a side view of the flying kite with the aerodynamic lift and drag shown by the blue vectors
  • Why Do Kites Fly? The Science of Aerodynamics - Biology Insights
    Understanding how a kite flies involves exploring the unseen forces of the air and the clever ways kite designers harness them, an interplay of material, design, and environmental conditions Four primary forces govern the flight of a kite: lift, drag, weight, and tension
  • The Science Of Flying A Kite » ScienceABC
    In this article, we will introduce you to the science of flying a kite, in the hope that the knowledge of various physical forces involved in kite-flying may give you a head start in acquiring this unique skill
  • How to Fly a Kite - Best Ways to Keep a Kite in the Air
    How to Fly a Kite (and Keep It Soaring in the Air) As a beloved pastime around the world, kite flying is easy, as long as you keep a few techniques in mind





中文字典-英文字典  2005-2009