1.subject to 隶属的，服从的；易受……的，易患……的；由……决定的，取决于……的
例句：But I have little idea which book is to be read or looked over again at what time. It is completely subject to the whims of the moment.
什么书在什么时候再去读再去翻，连我自己也无把握，完全要看一个时期一个时期的兴趣。
2.submit to 屈服，服从；听从，忍受；提交，呈递
例句：I submit to you this was not a hot-blooded crime of passion! That could at least be understood, if not condoned.
我提出这一点，是说明这不是一时之怒的冲动而犯下的罪行，如果是一时冲动的话，即使不能被宽恕，至少也可以被理解。
3.substitute A for B 用A代替B
例句：Am I just a substitute for it? I was just used to out of you lonely?
我只是个代替品吗？还是我只是你用来摆脱寂寞的？
4.succumb to 屈服于，听任；被压跨，死
例句：Very few failed to succumb to this delightful young man so full of the pathos of that uniform.
大多数人都对这个穿军服的愉快的小伙子那丰富的哀婉情调大加赞叹。
5.suck up 吸收，吸出
例句：The sea is so high that the waves do not break at all; they thump against the rough stone wall and suck up the weedy, dripping steps.
海水高涨，海浪毫无遮拦地撞击着顽石粗墙，吮吸着杂草丛丛、水珠串串的石梯。
6.suffer from 深受……之苦
例句：Just as the United States is not the only country that would suffer from nuclear terrorism, we cannot prevent it on our own.
正如美国不会是遭受核恐怖主义危害的惟一国家，我们也无法单枪匹马地防止核恐怖主义。