She was born with a weak heart.
她生来就有一个衰弱的心脏。
She suffered from a weak heart.
她心脏不好。
He was a weak little mouse of a man.
他是个懦弱无能的人。
She tired easily and had a weak heart.
她容易疲劳，心脏也比较弱。
She managed a weak, unconvincing smile.
她勉强挤出一丝笑意。
He made a weak attempt to look cheerful.
他有气无力地摆出高兴的样子。
He was criticized as a weak and indecisive leader.
他被批评是位既懦弱又优柔寡断的领导人。
In spite of his disappointment, he managed a weak smile.
尽管他很失望，他还是勉强露出一丝淡淡的微笑。
The excellent acting wasn't enough to redeem a weak plot.
精彩的表演不足以掩盖情节的拙劣。
Miss Holloway had a weak heart. She must have had a heart attack.
霍洛韦小姐心脏衰弱。她一定得过心脏病。
Any economic strategy based on a weak dollar is destined to fail.
任何基于疲软的美元之上的经济策略都注定会失败。
With such a weak heart she was lucky to come through the operation.
她的心脏很弱，手术后能活下来真是幸运。
He looked dazed as he spoke to reporters, managing only a weak smile.
他和记者说话时显得恍惚，只勉强做了个淡淡的微笑。
The owner said the bird may have escaped through a weak spot in the aviary.
主人说那只鸟可能是从鸟舍的一个薄弱处逃出去的。
He was a nice doctor, but a weak man who wasn't going to stick his neck out.
他是个好医生，但为人懦弱，遇事不敢出头。
Do you think the prosecution made any particular errors, or did they just have a weak case?
你认为控方是真的出了纰漏，还是只是证据不足？
The Treasury Department has ruled out using a weak dollar as the main solution for the country's trade problems.
财政部已经不考虑使用疲软美元作为解决该国贸易问题的主要办法。
这位病人脉搏很弱。
There was a weak attempt at applause, but it died early.
有微弱的掌声，但它很快就消失了。
When Coach Graham first got hold of me, I was a weak kid with no skills and no physical strength.
当格雷厄姆教练第一次训练我的时候，我还是一个不懂技巧、没有体力的弱小孩。
At best there is a weak statistical association and not a causal link between DNA and intelligence.
DNA和智力之间最多只存在着微弱的统计关联，而不是因果关系。
Also, in surface water, there is a weak acid, carbonic acid, not sulfuric acid, but carbonic acid that helps dissolve the rock.
另外，在地表水中存在一种弱酸，它是碳酸，而不是硫酸，而且是能帮助溶解岩石的碳酸。
Granovetter's research showed that a significant percentage of people get their jobs as a result of recommendations or advice provided by a weak tie.
Granovetter的研究表明，相当一部分人之所以能找到工作，是因为有来自于远关系的推荐或建议。
A dichotomy may be defined as a Dedekind cut for a weak ordering.
二分法可以被定义为对弱排序的狄德金分割。
I have searched in vain for a weak performance in these "Rouge et Noir" sets.
我在《红与黑》中寻找薄弱的表演，但没有找到。
As he had a weak case and could not defend himself, he had to resort to sophistry.
他理屈词穷，只好求助于诡辩。
The presence of a weak base (pyridine, lutidine, or collidine ) oxidizes the phosphite triester into a tetracoordinated phosphate triester.
弱碱（吡啶，二甲基吡啶或可力丁）的存在将亚磷酸三酯氧化为四配位磷酸三酯。
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