Radioanalysis
放射性分析
🗣️ 情景例句
We'd like to discuss a mortgage.
我们想请教一下贷款的事。
I know the boy whose father is a pilot.
我知道那个男孩的父亲是飞行员。
Because they destroy so many insects, and insects include some of the greatest enemies of the human race.
因为它们能消灭那么多的昆虫，其中包括一些人类的大敌，