Maleinoid
順式異構(化合)物
??? 情景例句
You look wonderful, Malcolm!
你看起來好得很好，Malcolm！
Never be weary of well doing.
行善莫厭煩。
Bison were killed for their meat, while their fur provided warm clothing during cold winters.
他們殺野牛，吃野牛肉，用野牛毛皮制成冬季御寒的衣服。