Polyene
n. 聚烯\\n[化] 多烯; 多烯烃
🗣️ 情景例句
Now I want to ask you a few questions, if you don't mind.
如果不介意的话，现在我想问你几个问题。
Listen and repeat.
先听，然后再重复一遍。
Their sleeping bags were warm and comfortable, so they all slept soundly.
睡袋既暖和又舒服，所以，他们都睡得很香。