well有两个词性。做副词时，修饰动词，意思是“好、令人满意地”。做形容词时，指的是“身体健康，身体好”。well也可以表示惊奇、愤怒或宽慰。
well意思是好完全地彻底地相当大大地健康的
She did well in her exams.
她考试考得很好。
These plants grow well.
这些植物长得很好。
Well begun is half done.
良好的开端是成功的一半。
He is well able to take care of himself.
他完全能照顾好自己。
I'm going to bed and you would be well advised to do likewise.
我要睡觉了，你最好也这样做。
