Calcium sillicate
[机] 硅酸钙
🧩 词语组成解析
🗣️ 情景例句
For example, did you know that 1 in 4 teenagers has tried marijuana?
比如，你是否知道4个青少年中就有1位曾经吸过大麻？
There is much to be said on both sides.
公说公有理，婆说婆有理。
Many people think that Canadians all over the country speak the same way.
许多人认为加拿大全国人的说法都相同。