Dach
[医][=diamino-cyclohexane]二氨基环己烷
🗣️ 情景例句
Then walk two blocks to the traffic light.
再走两条街到红绿灯处
People usually stay out very late on New Year's Eve.
新年夜，人们通常都出去到很晚。
Then the teacher says, Stop and put your hands in front of you now.
“现在停止，并把手放在面前。”