دورة 用英语:

A business cycle is a recurring succession of periods of prosperity and periods of depression.

We are going to cycle to the lake tomorrow.

Forests regulate the water cycle and take away harmful carbon dioxide.

I cycle to school.

They finally started to asphalt that road again. It was about time! You could only cycle zigzagging there if you didn't want your wheel to get buckled because of the holes in the road surface.

The economy is at peak of a business cycle at present.

Is this supposed to be a currant bun? You almost need to cycle from one currant to another, so few are there.

We can clearly see the cycle of the seasons in Canada.

An example of a cycle is the earth's rotation around the sun.

The length of the cycle depends on how heavy the item is.

The water cycle

Those who do not believe in global warming claim that it's due to cycles in nature.

Normally, the business has cycles, and every 10 years it peaks.

if you don't cycle for a long time

Definition a cycle is a complete set of activities that are repeated regularly in the same order