Silicocalcium
硅钙合金
🗣️ 情景例句
the first settlers in America.
他们是第一批来美国定居的移民。
The falling out of lovers is the renewing of love.
情人越吵越亲密。
That sounds interesting. That was a hundred years ago, wasn't it?
听起来很有意思。那是一百年前的事了，不是吗？