Dicetyl
联十六烷基, 三十二烷
🗣️ 情景例句
Hello, operator.
喂， 接线生。
I've realized that we should stop the pollution.
我明白必须阻止公害的原因了。
Could you ask him to ring me, please? My number is 181 584 9662.
麻烦你请他给我打个电话来，我的号码是181 584 9662。