at (the) longest的英文翻译是什么意思，词典释义与在线翻译：
a highly unstable radioactive element (the heaviest of the halogen series); a decay product of uranium and thorium
100 at equal 1 kip in Laos
at (the) longest的用法和样例：
- The town is five miles away at the farthest.
- It may take about a week at the most.
- You're supposed to pay the bill by Friday.
- Please be here by eight o'clock at the latest.
- Which one is the longest river in China?
- This is the most long street inside the small town.
- The strongest man does not necessarily live the longest.