Cycloheptene
环庚烯, 软木烯
🔁 扩展释义
【化】 环庚烯
🗣️ 情景例句
Then why are you and Daddy
那为什么你和爸爸
John has extracurricular activities. He's on the football team.
约翰有课外活动。 他参加了足球队。
The stereo is near the door.
音响靠近门。