Parasilicate
副硅酸盐
🗣️ 情景例句
I'm thirty.
我三十岁。
When an opportunity is neglected,it never comes back to you.
机不可失，时不再来；机会一过，永不再来。
I would like to give you an example, but fortunately I cannot do so.
我愿为你举个例子，但幸亏我举不出。