Clide
放射性核素浓度
🗣️ 情景例句
When people stand together, no one can stop them.
当人们门到一起的时候，就没有人可以阻止他们相互谈论。
I assure you of its quality.
我向你保证它的品质。
Shortly afterwards, four more policemen arrived and remonstrated with the workmen.
一会儿工夫，又来了4个警察，规劝工人离开。