Caesium clock
铯钟
🧩 词语组成解析
[医] 铯(55号元素)
clock
[klɑk]
n. 钟，时钟;计时器;秒表;仪表;
vt. 记录（时间或速度）;测…的速度;
vi. 打卡;记下时间;
🗣️ 情景例句
I'd like to give thanks for a healthy year, a good job,
我感谢这一年来身体健康 工作顺利，
Bully!
暴徒！
Here were not carvings in the rock but paintings.
这里岩石上不是石刻而是绘画。