in a moment

The air was dry and limewash dried up in a moment.

这儿空气干燥，会儿石灰已经干透。

If I were to hear anyone speak slightingly of you, I should fire up in a moment.

如见谁言语间瞧不起你，会立刻火冒三丈。

I was on a very strict diet but in a moment of weakness I ate a cream cake.

当时正在严格节食，但还是禁不住诱惑，吃了块奶油蛋糕。

Then I heard footsteps on a stairs, and in a moment the thickish figure of a woman blocked out the light from the office door.

接着楼梯上有脚步的声音，过了会儿个女人粗粗的身材挡住了办公室门口的光线。

In a moment,the side of clouds just like sunflower became as flat and unfolded as stithy,the clouds layer were also showing its shady true colors.

顷刻间，葵花状的云边变得像样平展，云层也露出了阴暗的本色。