Adjective:

1. lacking bodily or muscular strength or vitality;

   "a feeble old woman"
   "her body looked sapless"
   

Adverb:

1. in a weak or feeble manner or to a minor degree;

   "weakly agreed to a compromise"
   "wheezed weakly"
   "he was weakly attracted to her"
   

She smiled weakly at them.

她勉强朝他们笑笑。

'u2018I'm not sure about it, 'u2019 he said weakly.

“这我说不准。”他支吾说。

I was too weak to move or think or speak...

我太虚弱了，无法动弹，无法思考，也无法说话。

His arms and legs were weak.

他的四肢虚弱无力。

Until the beating, Cantanco's eyesight had been weak, but adequate...

挨打前坎坦科的视力就一直很弱，不过也还勉强看得见。

She tired easily and had a weak heart.

她很容易疲劳，心脏也不好。

He was a nice doctor, but a weak man who wasn't going to stick his neck out...

他是位为人和蔼的医生，但胆小怕事，不敢冒什么风险。

You have been conditioned to believe that it is weak to be scared.

你已经习惯性地认为害怕就是软弱。

His weak voice was almost inaudible...

他的声音微弱，几乎听不见。

He managed a weak smile.

他勉强挤出一丝笑容。

The owner said the bird may have escaped through a weak spot in the aviary...

鸟的主人说这只鸟可能是从鸟舍一处不结实的地方逃走的。

Swimming is helpful for bones that are porous and weak.

游泳有助于改善骨质疏松和骨骼脆弱。

The molecules in regular liquids are held together by relatively weak bonds...

常规液体里分子之间的键合力相对较弱。

Strong winds can turn boats when the tide is weak.

潮水小的时候强风可以让船只改变航向。

The council was too weak to do anything about it.

市政会手中无权，对此无能为力。

The changes come after mounting criticism that the government is weak and indecisive...

随着对政府软弱和优柔寡断的批评愈演愈烈，情况终于有了变化。

The chief editorial writer also blames weak leadership for the current crisis.

首席社论员也把当前的危机归咎于领导层软弱无力。

The weak dollar means American goods are relative bargains for foreigners...

美元疲软意味着美国的产品对外国人来说相对便宜。

When the economy is weak, it's very hard for suppliers to raise their prices.

经济疲软时供货商很难提价。

Do you think the prosecution made any particular errors, or did they just have a weak case?...

你认为公诉人犯了什么错误呢，还是根本就是证据不足？

The claim exposed a weak point in the structure of facts upon which his argument rested...

这一主张暴露了支撑他论点的论据结构的一个弱点。

...a cup of weak tea...

一杯淡茶

...a very weak bleach solution.

高度稀释的漂白剂

You may very well be asked what your weak points are. Don't try to claim you don't have any...

你很可能会被问到有什么缺点。不要试图声称自己没有任何缺点。

Geography was my weak subject...

地理是我的弱项。

She was a plain-looking woman with a weak chin.

她相貌平平，性格懦弱。

Bantam Lyons raised his eyes suddenly and leered weakly.

班塔姆·莱昂斯蓦地抬起眼睛,茫然地斜瞅着他.

Strength draining from her body, she weakly sat upon the ground.

她觉得自己没有力量支持了, 便坐下去,坐在地上.

Babies'blood is also weakly acidic.

*婴儿也是属于弱碱性的体质.

To perform ( a role ) weakly or with insufficient expressiveness.

表演不充分表演 ( 角色 ) 不足或缺乏表现力.