Radioactive atom
[电] 放射原子
🧩 词语组成解析
🗣️ 情景例句
I've been invited to give a talk at the conference.
我已受邀在大会上发言。
Where are you going this afternoon?
今天下午你哪里去了？
I hope you can find it. I'm coming back in a minute.
我希望你能找到它。我很快就回来。