Rubidium
n. 铷\\n[化] 铷Rb
🗣️ 情景例句
I applied for a job as a lifeguard at the community pool.
我申请了社区游泳池的救生员工作。
It's about time.
时间差不多了。
She picked it up and gave it back to me.
她把它捡起给了我。