to write a letter of invitation 办理邀请函
to receive a letter of invitation收到邀请函
to reply to the letter of invitaion 回复邀请函
办理可以用
write/act/deal with/attend to
to write a letter of invitation 办理邀请函
to receive a letter of invitation收到邀请函
to reply to the letter of invitaion 回复邀请函
办理可以用
write/act/deal with/attend to