我想寄一封去北京的航空挂号信。

I'd like to send a registered airmail letter to Beijing.

youdao

我想往法国寄一封航空挂号信。

I want t send a registered a Irma il letter to France.

youdao

是的，我想往法国寄一封航空挂号信。

Yes, I want to send a registered airmail letter to France.

youdao

你可以邮寄航空信(平信、挂号信)。

You can send the letter by airmail (regular mail, registered mail).

youdao

你可以邮寄航空信(平信、挂号信)。

You can send the letter by airmail (regular mail, registered mail).

youdao