Radioscan
放射性同位素扫描
🗣️ 情景例句
I am Lu Ming. I come here to welcome you.
我是陆明，我是来接你的。
He is in difficulty in his business.
他在事业上遇到困难了。
He died on January 30th, 1948.
他于1948年1月30日逝世。