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
Was it serious?
病得很重吗？
He was so startled that he yelled.
他惊吓得高声喊叫。
At the age of twelve years, the human body is at its most vigorous.
人体在12岁时是生命力最旺盛的时期。