Pentabasic acid
[化] 五元酸; 五元碱酸
🧩 词语组成解析
a. [化]五元的,五基的
🗣️ 情景例句
Please hold my calls.
让他等一会儿。
I bought 5 yard of ribbon.
我买了五码缎带。
A lot of cars entered for this race last year and there was a great deal of excitement just before it began.
去年有很多汽车参加了这项比赛。比赛开始之前，人们异常激动。