机要

yī gè jī guān de jī yào bù mén

一个机关的机要部门

secret departments of an agency

jī yào biàn jiān

机要便笺

confidential memorandum

jī yào yóu jiàn

机要邮件

classified mail

jī yào rèn wù

机要任务

confidential task

shí duō nián lái jī yào tōng xìn yè wù guī fàn biàn huà hěn dà

十多年来，机要通信业务规范变化很大。

The standards of confidential communication business change greatly in the last ten years.

zhǔn bèi měi zhōu jī yào xiāo shòu bào gào tí jiāo gěi guǎn lǐ céng

准备每周机要销售报告，提交给管理层。

Prepared weekly confidential sales reports for presentation to management.

yī wèi jī yào mì shū

一位机要秘书

a confidential secretary