Pregnene
[化] 孕烯; 孕甾烯\\n[医] 孕烯
🗣️ 情景例句
I'd love to come. But I have to be on duty this weekend night.
我是想过来，但我周末晚上得值班。
The fowler's pipe sounds sweet until the bird is caught.
捕禽人笛声悠扬，直吹得鸟儿落网。
He looks ill.
他看上去是病了。