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
Won't it be exciting to see all your college friends there again?
在那里又要见到你的大学朋友 ，难道不兴奋吗
This professor has put all of his students to sleep except two.
这位教授使得除了两人以外的所有学生都入睡了。
The Greenwood Boys will be staying for five days.
“绿林少年”准备在此逗留5天。