Pentaene
[化] 五烯
🗣️ 情景例句
Do you celebrate Christmas in China?
中国人庆祝圣诞节吗？
I agree. I wish they were simpler.
我觉得也是，希望能简单些。
I asked a passenger if this was the Westhaven Express, but he had not even heard of it.
我问一位乘客，这是不是开往威斯特海温的那趟快车，他说从未听说过有这么一趟快车。