Celfume
溴甲烷
🗣️ 情景例句
I'm leaving on Northwest flight 102 on Sunday the thirteenth.
我在星期天、也就是十三号乘坐西北航空的102航班离开。
Everything is nice in your garden.
老王卖瓜，自卖自夸。
All right. I will send the information on a piecemeal basis as we acquire it.
好。我们收齐之后会立即寄给你。