Dienite
丁烯均聚物
🗣️ 情景例句
Would you like a beer?
你想喝杯啤酒吗？
Get your money's worth.
经济实惠。
Half an hour later, another man struck a match for a cigarette and this time the whole of the inside of the ship caught fire.
半小时后，又一个工人擦亮火柴想点支香烟，这下整个船舱都起了火。