Pimelic dinitrile
[化] 庚二腈
🧩 词语组成解析
[医]庚二酸
🗣️ 情景例句
I'm really excited about seeing Grandpa.
一想到要见到爷爷， 我就觉得兴奋。
What have you done?
你究竟都做了些什么？
Bison were killed for their meat, while their fur provided warm clothing during cold winters.
他们杀野牛，吃野牛肉，用野牛毛皮制成冬季御寒的衣服。