Nitroolefin
硝基烯烃
🗣️ 情景例句
They don't have room service at Old Country Inn. Old Country Inn
没有房间服务部。
I have a dream.
我有一个梦想。
You don't have many apples, Jim, says Li Lei.
“你的苹果不多，吉姆，”李垒说