After completing and signing it, please return the form to us in the envelope provided.
填好表格并签名后，请把表格放入我们提供的信封内送回。
2
In our mailbox arrived an envelope without a return address.
一个没有寄件人地址的信封到达了我们的邮箱。
3
This bit of code decoded the object and method from a SOAPenvelope, instantiated the local object, and returned the result to be wrapped up in a return SOAP envelope.