Kieselgur
n. [地质] 硅藻土
🗣️ 情景例句
And I am a hard worker when I have something challenging to do.
并且在遇到挑战性的工作时，我是个很努力的人。
Happy is he that is happy in his children.
对自己孩子感到高兴的，才是幸福的人。
No, we haven't.
嗯，没有。