Senectitude
n. 晚年\\n[医] 老年
🗣️ 情景例句
It's about my grandfather.
是关于我爷爷。
If he doesn't pay, who will?
如果他不，谁要付账？
The geologist needs to know what rocks the drill has reached,
地质学家需要知道钻头已经到达什么样的岩层，