查询词典 air letter

You'd better send the letter by air.

这封信你最好寄航空。

I sent a letter by air mail.

我寄出一封航空信。

He sent the letter by air mail .

这封信他寄了航空。

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。

You send a letter by air so that your friends may receive it sooner.

你通过空运的方式寄信，那你的朋友就可以早一点儿收到。

You'd better send the letter by air mail.

这封信你最好航空邮寄。

I sent the letter by air.

这封信我寄了航空。

We sent the letter by air mail in order that it might reach them in good time .

这封信我们航空寄去以便他们能及时收到。

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。