Caducity
n. 易逝性, 衰老\\n[医] 老衰
✅ 同义词
🔴 反义词
🗣️ 情景例句
But first things first.
但事有先后。
One never loses anything by politeness.
有礼貌对自己不会吃亏。
Once he had done this, he had been able to turn on the supply.
一旦他接上了接头，他就能够打开供气阀。