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
Sure. It's up ahead to your left.
好的。往前走，在你的左边。
Excuse me, can you alter this jacket for me?
请原谅，你能替我修改这件短上衣吗？
They have been told that rescue operations are progressing smoothly.
他们一直被告知营救工作进行得非常顺利。