Acetylenedibromide
[化] 乙炔化二溴; 对称二溴乙烯; 对称二溴代乙烯; 二溴乙烯
🗣️ 情景例句
Sure ... and a little scared.
当然……还有一点紧张。
Then I asked him if he knew anybody in New York .
然后我问他是否他在纽约认识人。
Paris is a beautiful city.
巴黎是座美丽的城市。