Radioactive atom
[电] 放射原子
🧩 词语组成解析
🗣️ 情景例句
Do you still live there?
你还住在那儿吗？
After dinner comes the reckoning.
吃喝玩乐，该付代价。
Sending a fax is more expensive than posting a letter, but much quicker.
发传真比寄信要贵些，但是要快得多。