Calcium wolframate
[机] 钨酸钙
🧩 词语组成解析
钨酸盐
🗣️ 情景例句
I would like to make an appointment for a hairdo, please.
我想预约理发， 劳驾。
Who would be so dumb?
谁会这么蠢？
Excuse me!
打扰一下。