Bivalent hydrocarbons
[医] 二价烃类
🧩 词语组成解析
a. 二价的\\n[化] 二价的
n. <化>碳氢化合物, 烃( hydrocarbon的复数形式 )
🗣️ 情景例句
I planned to take you for a ride in Central Park
我原打算带你去中央公园
To deliver the mail
投递邮件
I was very tired this morning. I couldn't get up.
我早上很累，起不来。