Metallotrophy
金属移变作用
🗣️ 情景例句
I major in English and minor in French.
我主修英语，副修法语。
I don't think so.
我可不这么想。
The girl 'gave' her mother a free dress once a week!
那姑娘每星期“送”她母亲一件免费的衣服！