by word of mouth

• adv. 口头上

英英释义

Adverb:

1. orally;

   "I heard it viva voce"
   

2. by spoken rather than written means;

   "these stories were transmitted by word of mouth"
   

例句

用作副词 (adv.)

1. The news spread by word of mouth.
   这消息是口头传开的。
2. I have informed them by word of mouth.
   我已口头通知他们了。

近反义词

【近义词】

• viva voce 做出声音
• orally 口头地