Diolefine
[化] 二烯; 二烯属
🗣️ 情景例句
I'd like to see the doctor at the earliest possible time.
我想尽快看医生。
I've got a slight pain in my knee.
我的膝盖有点痛。
Following in his father's footsteps many years later, Sir Malcolm's son, Donald, also set up a world record.
很多年之后，马尔科姆爵士的儿子唐纳德踏着父亲的足迹，也创造了一项世界纪录。