s. marked by continuous change or effective action
v. 交换;兑换;改变(change的ing形式)
1. The weather is changing every day.
天气每天都在变化。
2. She is changing her hairstyle for the party.
她为了派对正在改变自己的发型。
3. Changing habits can take a lot of time.
改变习惯可能需要很多时间。