Radioanalysis
放射性分析
🗣️ 情景例句
But I was lucky enough to have a career as a music teacher
但我很幸运， 有一个音乐教师的事业
Little boats must keep the shores.
小船不能航行远。
He lived in this century, was born in Germany and spent the last part of his life in the USA.
他生活在本世纪，出生于德国，在美国度过了他的晚年。