Cesium
n. 铯\\n[化] 铯Cs
✅ 同义词
🗣️ 情景例句
With Pete, you never know, Robbie.
你不可能猜到Pete会耍什么花样， Robbie。
I'll finish working at 5:30 and get home by 6 o'clock.
我希望在5:30完成工作并且在6点钟回家。
I'm afraid all these offices are non-smoking offices.
恐怕这些办公室都是禁烟办公室。