Calefaction
[机] 发暖作用
🗣️ 情景例句
Aren't you exhausted?
你不会精疲力尽吗？
Idleness is the root (or mother) of all evil (or sin or vice).
懒惰是万恶之源。
I don't know if I'll have the patience.
我不知道我有没有耐心。