The spirit is willing but the flesh is weak.

心有余而力不足。

If evidence is flimsy, it's weak and unconvincing.

如果证据站不住脚，那它就是薄弱的，不能令人信服。

The rocks are slippery and my legs are weak.

石头好滑，而且我的腿没有力。

I will not think you're weak if you use a navigation system!

就算你用导航仪我也不会觉得你没种的!

You're the opposite of strong, you're weak.

你是强壮的反面，你很虚弱。

Mr. Beethoven's eyes are weak as well.

贝多芬先生的眼睛也不好了。

Right? Girls are weak, and boys are strong.

对吧？女孩很柔弱，男孩很强壮。

But I knew, too, where Voldemort was weak.

但是，我也了解伏地魔的弱点在哪里。

But enforcement of the law has been weak.

但法律的执行力一直很薄弱。

But, humanity was weak, and they suffered greatly.

但是，人类是脆弱的，他们遭受了巨大的痛苦。

Can. Can you hear me? That's weak.

你能听见我说话吗？这里的 can 比较弱。

These are weak words and you should avoid them.

这些是弱词，你们应该规避它们。

I am good at Maths, but I am weak in English.

我擅长数学，但我不擅长英语。

But the researchers also say the evidence is weak.

但这些研究人员也认为，证据不够充分。

Luckily, self-testing shows you exactly where you're weakest.

幸运的是，自测恰恰展示了你薄弱的地方。

When you 're weak and unimpressive, they belittle you.

当你很软弱、让人印象不好时，他们看不起你。

The opposite of strong is weak.

强的反义词是弱。

He is weak in mathematics but strong in English.

他数学不好，但是英文很强。

His lungs are weak, any bacteria hits him hard.

他的肺很脆弱 任何细菌都会造成很大伤害。

They said the evidence against the man was weak.

他们表示，对这名男子不利的证据不足。