Terbromide
三溴化合物
🗣️ 情景例句
Good night, Dad.
晚安， 爸爸。
How was your flight?
你的航班怎样？
a flight attendant told us to keep calm and to get off the plane quietly as soon as it had touched down.
一位空中乘务员告诉我们要保持镇静，待飞机一着陆，就马上不声不响地离开飞机。