🧩 词语组成解析
undercover
[['ʌndə'kʌvə]]
a. 秘密从事的, 秘密的, 从事间谍活动的\\n[法] 暗中从事的, 秘密的
🗣️ 情景例句
He invests his money in the stock market, dreaming of huge profits.
他把钱投资在股市中, 梦想从中获暴利。
The efficiency is greatly raised,and the intensity of labor is decreased.
工作效率大大地提高了,而劳动强度却降低了。
employing full-time technicians and run on specially-written software.
雇用专职的技师,而且得用专门编写的软件才能运行。