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
I'm addicted to cigarettes.
我有烟瘾。
The teacher was not at all happy with his students.
那位老师对他的学生毫不满意。
We've already had a big demand for this product.
这种产品我们已有很大的需要求量。