Alice兔籽宝宝
常用：on/in time,它们之间的区别： on time:在某个时间点上的准时,例如：Please hand in your homework on time. in time:在某个时间段里的准时,例如：Please go to school in time. 楼上的punctual是形容词,意为准时的,守时的,精确的
liushuangr
on time英 [ɔn taim] 美 [ɑn taɪm] 词典按时，准时;以分期付款方式;正点;顺时We can certainly have the job finished on time. 我们肯定能按时完成任务。You must be there on time. 你务必要按时到达那里。For once you leave bang on time for work. 你终于有一次准点上班去了。
