Nacid
水化碳酸氢氧化镁铝
🗣️ 情景例句
I keep thinking about that bag of film. Eight rolls.
我一直在想着旅行袋的事。一共有八卷呢。
Changed mind
改变主意
He was just falling asleep when there was a loud knock at the door.
他刚要入睡，就有人很响地敲门。