Pyrogallic
a. [化]焦棓酸的
🗣️ 情景例句
I'd like you to meet the head of the student relations committee.
我想见见学生关系委员会主席。
Better an empty purse than an empty head.
宁可钱袋瘪，不要脑袋空。
This time they fixed heavy metal clamps to both sides of the dish so that they could fasten the chains.
这次，他们用沉重的金属夹子把盘子夹住，以便往盘子上安装铁链。