Polcard
碳酸鈣鹽
??? 情景例句
My car goes way faster than yours, that's why I want to keep it.
我的車比你的要快，這就是我要保留它的原因。
For my math requirements, I'll be taking algebra, calculus, and trig.
數學的必修學分預定選代數、微積分、三角法。
It means I can have tea, instead.
這意味著我反倒可以喝茶了。