swap
- n. 交换；交换之物
- vt. 与...交换；以...作交换
- vi. 交换；交易
考试真题
- They're part of a bunch of celebrities starring in a new video for World Environment Day—encouraging you, the consumer, to swap out your single-use plastic staples like straws and cutlery to combat the plastics crisis.
2019年考研真题（英语二）阅读理解 Section Ⅱ