Correct

密电

/ mìdiàn /
Strokes

Definition

coded telegram/secret telegram

Example

As a Noun

cipher/coded telegram

1
Shōudào
收到
liǎng
fèn
diàn
密电

receive two cipher telegrams

2
fēng
diàn
密电

a cipher telegram

As a Verb

secretly telegraph/wire sb; send a coded telegram (to sb)