in train的用法和样例：
例句
用作副词 (adv.)
- All her luggage was in readiness for the trip.
她这次旅行的行李已准备就绪。 - The crew is in trim for the boat-race.
船员们都准备就绪，等待比赛的开始。
词汇搭配
- in the train of 接着(内行
- Things are in good train. 事情很顺利。...
