Weak-kneed
a. 膝盖弱的, 软弱的, 不坚定的
📖 牛津释义
weak-kneed
adj (fig 比喻) (of a person) lacking determination or courage （指人）无决心的, 无勇气的.
🧩 词语组成解析
weak
[wik]
adj. 柔弱的，虚弱的;无力的，软弱的;不中用的，愚钝的;淡薄的;
a. 有膝一般的关节的, 有节的
🗣️ 情景例句
and they found it to be too easy--
他们发现字太简单了，
Now, we're doing something new making skin strong enough that it doesn't wrinkle, become dry, or develop blemishes.
现在我们正在做一些改进，使皮质变得坚韧而不致有皱纹，变干或产生磨损。
Though they are running out of food and drink, the men are cheerful and confident that they will soon get out.
虽然他们的食物和饮料都快消耗尽了，但这些人的心情很好，坚信他们很快就会出去。