Cathay insurance co
[经] 国泰产物保险公司
🧩 词语组成解析
n. 中国
[医] 钴(27号元素)
🗣️ 情景例句
Their life together has been wonderfully happy.
他们在一起的生活极为幸福。
All is not lost that is in danger.
在危险中的东西未必都会损失。
and by measuring the time interval between the taps and the receipt of the echoes, the depth of the sea at that point can be calculated.
测出回声间隔的时间，便可算出该处海洋的深度。