航空信

What is the postage for an air mail letter?

寄一封航空信的邮资是多少？

I sent the letter by air mail so that it might reach him in time.

这封信我以航空信发出，以便他能及时收到。

I sent the letter by air mail in order that it might reach him in time.

这封信 以航空信发出，以便他能及时收到。

Air mail is by air ...

航空信是指通过空中。。。

Do you want to airmail it or not?

你想发航空信吗？

I'd like to airmail this.

我要寄航空信。

I want to send this letter airmail.

我要寄航空信。

I want to send this letter to the US by airmail.

我要把这封航空信寄到美国。

I'd like to send this airmail .

我要寄这封航空信。

I'd like to know what's the cost for an airmail to.

我想知道寄到的航空信要多少钱。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。