1.He was very old, and thence very weak.

1.他年纪很老，因而身体很弱。

2.When the spasm passed, it left him weak and sweating.

2.阵痉挛之后，他虚弱无力，直冒汗。

3.The stronger man dominates the weaker.

3.强者支配弱者。

4.She is a girl of weak apprehension.

4.她是解力很低女孩。

5.The strong usually dominate over the weak.

5.强者常常支配弱者。

6.He complained of feeling curiously weak and faint.

6.他抱怨说感到莫名地虚弱和头晕。

7.A weak dyke bursts easily before a flood.

7.大水首先冲毁不坚固堤防。

8.The weak antiferromagnetic interaction exists between Co(II) ions intrachain.

8.发现在链间Co(II)离子之间存在着较弱铁磁相互作用。

9.A chain is no stronger than its weakest link.

9.环薄弱,全局必垮。

10.He punned on the likeness of 'weak' and 'week'.

10.他用同音词'weak'和'week'说了句双关语。

11.The marvelous acting compensated for the play's weak script.

11.本剧精彩表演弥补了剧本不足。

12.Stepped is a weak form; swam and swum are strong.

12.Stepped 是按规则变式，swam 和 swum 是不按规则变式。

13.The quiz showed up Cane's weak points in physics.

13.这次测验看出了凯恩在物学方面弱点。

14.The next morning the patient became extremely dyspneic and weak.

14.第2天早晨，病人呼吸变为非常困难和衰弱。

15.He felt dizzy and a bit weak at the knees.

15.他阵头晕，两腿微微发软。

16.Faith was weak, small, runtish, and mostly she was nearly dead.

16.信念很虚弱，很小，发育不良，似乎像是死了。

17.It's wise to assign special exercises to the weaker students.

17.给智能不足学生指定专门练习是明智方法。

18.We must pick out the enemy's weakest units for attack.

18.我们必须找敌人最薄弱部队攻击。

19."He made the following pun, 'Seven days without water make one weak'."

19.他说了下面句双关语'七天没有水使人虚弱'/'七天没有水也成星期。'

20.Only the most ingenuous person would believe such a weak excuse!

20.只有最天真人才会相信这么站不住脚借口!