out and in

• 进进出出

词汇搭配

• in and out work 时有时无的工作...
• day in and day out 夜以继日, 日复一日...
• in season and out of season 在任何时候(一年到头...
• in one ear and out the other 右耳进左耳出,听过即...
• go in and out 自由出入(闪烁不定)...
• in and out 进进出出