Rubidium
n. 铷\\n[化] 铷Rb
🗣️ 情景例句
Like setting up a regular weekly reading program.
譬如说开办一项每周一次的定期阅读计划。
Friendship multiplies joys and divides griefs.
友谊可以增添欢乐，可以分担忧愁。
Yes. I don't think it's necessary to buy the bigger one.
有哇。我认为没必要买较大的机子。