Definition
滚轮 is a noun referring to any wheel that rolls, such as a roller in machinery, a caster on furniture, or the scroll wheel on a computer mouse. The specific meaning depends on context — in sports equipment it may refer to a gyro training wheel or ab roller. It is a compound word, so it does not split.
noun
rollerwheel used for rolling in machinery or equipmentscroll wheel (on a computer mouse)castersmall wheel on the bottom of furniture for easy movement
Examples
- 滚轮，。Zhè tái jīqì de gǔn lún huài le, xūyào gēnghuàn.The roller on this machine is broken and needs to be replaced.
- 滚轮。Shǐyòng shǔbiāo gǔn lún kěyǐ kuàisù gǔndòng yèmiàn.Using the mouse scroll wheel, you can quickly scroll the page.
- 滚轮，。Yǐzi xiàmiàn de gǔn lún hěn línghuó, kěyǐ rènyì fāngxiàng yídòng.The casters under the chair are very flexible and can move in any direction.
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