Fadometer
[机] 褪色针
🗣️ 情景例句
How many brothers and sistes do you have?
你有多少个兄弟姐妹？
My cell phone's out of batteries.
我手机没电了。
This decline in vigour with the passing of time is called ageing.
生命力随时间的流失而衰退叫做衰老。