Cupferronate
铜铁试剂盐
🗣️ 情景例句
About one month. I'm just sightseeing.
大约一个月。我只是观光旅游。
Wouldn't you like some coffee?
你想要一些咖啡吗？
Already, orientals and Asian Americans constitute the majority of the engineering staffs at many Valley firms.
硅谷许多公司中工程技术人员的大多数是东方人和亚裔美国人。