说是昨天寄出来了，但是要
Your name must be physically placed on the mailbox. Keep the U.S. Postal
service informed as to who resides at your address, especially when people
with different last names receive mail at a specified address. This and
failure to submit address changes are the two main reasons mail is returned
to us as undeliverable.
我的名字没在信箱上，因为我用的朋友的地址，会有问题嘛？
