Correct

打暗号

/ dǎ àn hào /
Strokes
https://i.cchatty2.com/filters:format(webp)/fit-in/684x0/img/202102/打暗号-Chinese-idioms-Cchatty-19151f42-e1d8-48ee-b2f2-971514eae081-1612777158.jpg

Collocation

1
打暗号……
2
打暗号的方式
3
向……打暗号
4
给……打暗号
5
用……打暗号

Definition

打暗号

Literally means:

give a secret signal or sign

Actually means:

use a cipher

The phrase means communicating or delivering messages in a way that others do not know or understand.

用外人不知道的方式传递信息。

Example

The phrase isUsed as predicate, attributive or adverbial adjunct. Other words can be inserted in between. (作谓语、定语、状语,中间可以插入别的词语)
1
Yǎnjiǎng
演讲
sài
比赛
de
shíhou
时候
  
,
yǒurén
有人
zài
táixià
台下
gěi
ànhào
暗号
  
,
xǐng
提醒
zhù
注意
zhǎng
掌握
shíjiān
时间
  

During the speech contest, he was given a signal under the stage to remind him to take care of his time.

2
Kǎoshì
考试
de
shíhou
时候
  
,
men
你们
buyào
不要
zuò
作弊
  
,
shénme
什么
ànhào
暗号
dōu
táo
guò
不过
de
yǎnjing
眼睛
  

Don't cheat in the exam, you can't escape my eyes with any code.

3
Xiǎomíng
小明
tīngdào
听到
lóuxià
楼下
chuīkǒushào
吹口哨
de
shēngyīn
声音
  
,
zhīdào
知道
shì
xiǎohuá
小华
zài
gěi
ànhào
暗号
  
,
yāo
chū
出去
wán
  
,
立刻
fàngxià
放下
zuò
作业
liū
chū
出去
le
  

Xiaoming heard the sound of whistles downstairs, knowing that Xiaohua was giving him a code, about him to go out to play, immediately put down his homework and slipped out.