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tightening [英] [ˈtaɪtnɪŋ] [美] [ˈtaɪtnɪŋ] [动] 使紧;变紧;加强;“tighten”的现在分词 词频排名 21072/55435 学习人数 29 难度等级 10/10 认知比例 54.55% 例句 The troops are tightening their stranglehold on the city. 部队正在加强对该市的控制。 It needs tightening up a little. 它还需要再收紧些。 Pythons kill by tightening their coils so that their victim cannot breathe. 大蟒蛇紧紧盘绕猎物使之无法呼吸,从而杀死猎物。 助记 联想 tight adj./adv.紧的 密封的 tighten v. 变紧 加强 tightening 进行时
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