Multilevel security
[计] 多级安全性
🧩 词语组成解析
multilevel
['mʌltəˌlevəl]
n. 多级;多层次;
🗣️ 情景例句
What is your biggest accomplishment on the job?
你在工作上最大的成就是什么？
What is the hottest area in this country?
这个国家最热的区域是哪里？
However, they have decided to use the post office.
然而她们还是决定利用邮局。