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
That fat kid must be hooked on sweets.
那个胖男孩儿是个糖罐子。
You're very kind to take the trouble to help me.
谢谢你不怕麻烦帮助我。
During the summer, I noticed tat the leaves of the tree were beginning to wither.
到了夏天，我发现树叶开始枯萎，