Polytungstate
n. 多钨酸盐
🗣️ 情景例句
Is this five-two-one double eight six-four?
这里是521-8864吗？
The offer isn't subject to prior sale.
本报盘以货物未售出为条件。
I'm from Changsha. What about you?
我是长沙的。你呢？