您要查找的是不是：
- 中信 CITIC
- 求职信 application letter
- 信噪比 Signal-to-Noise
- 不可信 unlikelihood
- 信管 fuse
- 封信 seal up an envelop
- 信以为真 sumption
- 信令 signaling
- 发短信 send short messages
- 很高兴收到你的信。 It was a pleasure to hear from you.
- 信度 reliability
- 手机短信 short information of cell phone
- (翻译)信、达、雅 "faithfulness, expressiveness and taste"
- 催款信 call letter
- 去信 write to
- 道歉信 apologetic letter
- 信实 lealty
- 信不信由你 believe it or not
- 信头 letter-head
- 信行 believing action
