Dibromodifluormethane
[建] 二溴二氟甲烷
🗣️ 情景例句
Sam, would you come in, please?
Sam，请进来一下， 好吗？
The bough that bears most, hangs lowest.
枝头结果越多，垂得越低。
Thank you very much. It was nice to meet you.
非常感谢。见到你真高兴。