Acn
abbr. Automatic Celestial Navigation 自动天体导航\\nabbr. 乙腈
🗣️ 情景例句
He is in trouble all the time.
他总是有麻烦。
What a boring movie it is!
多么无聊的一场电影啊。
When my husband was going into the dining room this morning, he dropped some coins on the floor.
今天早晨我丈夫走进饭厅时，把一些硬币掉在地上了。