Bipentene
双戊烯
🗣️ 情景例句
I never slept.
我总睡不着。
I will look down the hallway.
我往下看大门口吧。
There was no trace of fingerprints, but the inspector found a dirty red bundle that contained jewellery which the old lady said was not hers.
巡官没有发现指纹，却发现了一个装有珠宝的、肮脏的红包袱。老妇人说那不是她的。