短语词组短語enter by force 闖入enter the city by bus 乘公共汽車進城enter by the back door 從後門進入;走後門to enter by the door 由門進去enter a building by force 強行進入Diseases enter by the mouth 通過口腔疾病輸入;病由口進入;病從口入;疾病的進入口By Brief Enter Deep 由簡入深 返回 enter by