secret code

漢語翻譯

英文解釋：

名詞 secret code:

1. a secret method of writing
   同義詞：cipher, cypher, cryptograph

例句：

1. The gangsters threatened to bump him off if he did not tell them where the secret code was hidden.
   匪徒們威脅說，要是他不說出密電碼藏在哪兒，就要把他幹掉。