just then

Just then, he heard the lion say to him in a low voice,

正在那时，他听到狮子低声地对他说：

The house is/was being built.

那房屋正在[那时正在]建造.

The soldiers were digging trenches.

士兵们(那时)正在挖战壕。

Those goods were then looking up.

那些货物当时正在涨价。

The road was being widened.

这条路那时正在加宽。

It was blowing a gale.

那时候正在刮强风。

The wheat was then in the milk.

那时小麦正在灌浆。

The peace talks were being held in Paris.

和谈那时正在巴黎进行。

As he did so, a voice from the road hailed him.

正在这时，他听见有人在路那边喊他。

What a coincidence that I was in Paris at the same time as you !

我在巴黎时你也正在那里,多巧啊!

Rinaldi came in while I was undressing.

我正在脱衣服的时候雷那蒂也回来了。

The aggressor troops were then being pulled out of the area.

侵略军当时正在撤离那个地区。

I myself was in my bedroom going to bed when the earthquake came.

而我那时则在卧室里，正准备就寝。

She was digging away at her math homework.

她那时正在苦干她的家庭作业。

There were prospecting for oil in the desert.

他们那时正在沙漠中勘探石油。

At that moment they were fighting foot to foot.

那时候他们正在进行肉搏战。

He was there when the split occurred in the Kuomintang-Communist alliance.

国共分裂时他正好在那里。

I was fast asleep in my butch at that time.

那时，我正在我的茅舍里睡得很香。