Polymetallic
多金属的
🗣️ 情景例句
I'll pick you up.
我去接你。
I know the boy whose father is a ball player.
我知道那个男孩的父亲是球员。
The sandwiches are all ready, said her mother. I made some dumplings last night, too!
“三明治全都做好了，”她妈妈说，“昨晚我还做了一些饺子哩！”