1·And with a trembling hand, he dropped the letters into the postbox.
他颤抖的手把信投进了邮箱。
—— 《柯林斯英汉双解大词典》
2·He feels the floor of the post office move beneath him, and he tries to turn his eyes from her, to ground his gaze in something solid: postbox, ceiling tile, window.
他感到邮局的地板在脚下移动，他试图把视线从她身上挪开，让他的注视停留在某种结实可靠的东西上：邮箱、天花板上的瓷砖、窗户。
3·Through the enhanced message board, the customer can submit opinion information online too, send it to administrator's appointed postbox.
通过增强型的留言板，客户也可以在线提交意见信息，发送至管理员指定的邮箱。
4·I am very interested in your goods, please send the materials of your company to my postbox .
张传海我对你们的货物很感兴趣，请把你们公司的资料发到我的邮箱。
5·I stuck the stamp on and ran to the postbox.
我贴上邮票，然后向邮箱跑去。