side 用什么介词?at both sides of sth 还是 on both sides of sth像这样介词的用法是看后面的side 还是看of 后的 sth? 英语
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【答案】 side 英音：[said] 美音：[saɪd] 名词 n.[C]1.边;面;侧;端An old man was sitting on the side of the road.一个老人坐在路边.2.旁边;身边[S1]The big guy standing at his side may be his bodyguard.站在他身...