keep sb. in line [英] [ki:p ˈsʌmbədɪ ɪn laɪn] [美] [kip ˈsʌmbədi ɪn laɪn] [短语] 使…守规矩 词频排名 20411/55435 学习人数 5 难度等级 10/10 认知比例 100.00% 例句 Assertive teachers with a constant eye on these students can keep them in line. 严厉的教师总是时刻监管这些学生,让他们保持秩序。 助记 口诀 keep keep