once 四级六级

He altered his face all at once.

他突然变了脸。

Slough off dry skin once a week.

每周除一次干皮。

Yeats divagated into Virgil's territory only once.

叶芝只有一次偏离到了维吉尔的领域。

I hope you'll forgive me this once.

我希望你我这一次。

It is expedient that he should retire at once.

他最好还是立刻退休。

They set off at once along the lane in pursuit.

他们立即出发沿着小巷追赶。

Jack, you shipped with the Admiral once, didn't you?.

杰克，你曾经和舰队司令一起在船上工作过，吧。

Sue’s daughter only visits her once in a blue moon.

苏的女儿很少来看她。

I am immune from the disease, for I had it once.

我这病有免疫力, 因为我已得过一次了。

I had a stab at fishing once but I found it boring.

我曾尝试过钓鱼，可是发现很枯燥。

The Arkansan nodded understandingly and said, "Yep. I had a truck like that once."

阿肯示理解地点头说道：“我曾经有一台那么慢的拖拉机。”

I wired the money off at once as soon as I got your request.

我一收到你的请求立即把钱电汇过去。

I was reminded of it once more.

有又一次提醒我这件事。

All at once it began to rain.

突然间下起雨来。

For once he was telling the truth.

他只有这一次说了实话。

I wax the floor once a month.

我每月给地板打一次蜡。

Get him on the blower at once!

马上打个电话给他！

He figured the whole scheme at once.

他马上懂得了整个计划。

I once put a gang to rout.

我曾经打垮过一帮。

The institution of slavery was once widespread.

奴隶制度一度广为流行。