Mnemonics are made up of letter to represent the operation code.

助 记 码是由字母组成，以代表操作码。

youdao

It is against this background that Anonymous has launched the operation code named 'Icarus', to go after the cabals.

正是在这种背景下，匿名者组织发起了名为“伊卡诺斯”的行动，去追击阴谋集团。

youdao

The operation was code-named Moonlight Sonata.

这次行动的代号是“月光奏鸣曲”。

《柯林斯英汉双解大词典》

France has about 3, 150 troops now involved in the operation code-named Operation Serval in Mali, all but 1, 000 of whom are currently deployed in the former French colony.

NPR: US Begins Transporting French Troops To Mali

Police have conducted 150 searches in the operation, code-named Sunflower.

BBC: Eighty held in sex-trafficking swoop

In April 1996, the Israeli armed forces launched an operation code-named "Grapes of Wrath", which was intended to wipe out Hezbollah's base in southern Lebanon.

BBC: News | Middle East | History of Israel's role in Lebanon