Hexabasic carboxylic acid
[化] 六元羧酸
🧩 词语组成解析
a. 六碱的, 六盐基的
[机] 羧基的
🗣️ 情景例句
You'll need to hurry up, or you'll miss the train.
你得快点，否则赶不上火车。
The typewriter is out of order.
这打字机出毛病了。
Cave exploration, or pot-holing, as it has come to be known, is a relatively new sport.
洞穴勘查——或洞穴勘探——是一项比较新的体育活动。