Reglator
调节器
🗣️ 情景例句
Good morning. Would you please bring me some breakfast?
早上好，可否为我送点早餐？
He can only speculate as to which horse will win the race.
他只能推测那一匹在赛马中会获胜。
Its origin is still a mystery now.
它的起源至今仍是个谜。