ins and outs例句
- I know all the ins and outs of our school building.
我知道我们教学大楼的一切情况。
- She was very busy Saturday and was in and out all day.
星期六她非常忙碌，整天进进出出。
- Ask Brenda, she knows all the ins and outs of how the photocopier works.
请问布伦达，她对如何操作复印机的详情很了解。
