Polytungstate
n. 多钨酸盐
🗣️ 情景例句
I'd like you to meet the group.
我希望你能与协会的成员见面。
Civility costs nothing.
礼貌不须什么代价。
The meeting was scheduled for two hours, but it is not over yet.
会议原定了两个小时，不过现在还没有结束。