cycling

騎自行車、自行車運動、騎行

Cycling is a great way to stay fit and save money.

騎自行車既能保持體態，又能省錢。

循環、週期性變化

The machine's rapid cycling between hot and cold damaged the pipes.

機器在冷熱之間快速循環，把管道弄壞了。

騎行用的、自行車的僅用於名詞前

She bought new cycling shorts and a lightweight helmet.

她買了新的騎行短褲和一頂輕便頭盔。

騎自行車cycle 的現在分詞

They were cycling along the river when it started raining.

他們正沿著河邊騎車，這時下起了雨。

循環、反覆變化cycle 的現在分詞

The heating system keeps cycling on and off all night.

暖氣系統整晚不停地開開關關循環運轉。