Word · Frequency #36318
freewheel
自由轮；单向离合器
核心释义
a transmission device that lets the driven shaft turn freely when it spins faster than the driving shaft
- 1.
传动装置中的一种机构,当从动轴转速超过主动轴时,使驱动轴与从动轴脱离。
A device in a transmission that disengages the driveshaft from the driven shaft when the driven shaft rotates faster than the driveshaft.
- 2.
由此产生的运行模式或状态；即空档的同义词。
The mode or state of operation thus produced: Synonym of neutral.
空转；空挡；传动装置中的一种机构,当从动轴转速超过主动轴时,使驱动轴与从动轴脱离。；由此产生的运行模式或状态；即空档的同义词。；自由飞轮
用法In use
He loves to freewheel down the hill on his bicycle without pedaling.
用法提示：freewheel 此处作动词，表示靠惯性滑行。
After the engine died, the car freewheeled to a stop at the side of the road.
用法提示：freewheeled 是 freewheel 的过去式，表示车辆惯性滑行。
After college, he spent a year freewheeling through Europe with no job and no plans.
用法提示：freewheeling 是 freewheel 的现在分词，在此表示不负责任地、自由地生活。
freewheel + down/along/through + noun phrase (e.g., a hill, a road)
用于描述车辆或骑行时利用惯性下滑。
He freewheeled down the hill on his bicycle.
他骑自行车滑下小山。
freewheel + through + noun phrase (e.g., life, college)
相关词与表达Connections
易混词Confusing words
词族Word family
- freewheeling
- 自由自在的；随心所欲的 · adj.
- freewheeler
- 随心所欲的人；不受约束的人 · n.
学习提示Learner notes
语法说明Grammar Note
通常用于自行车后轮，使车轮自由转动。
一起学习词形Learn the forms together
页面下方列出了常见词形变化。学习时注意它们在句子中的语法位置。
Dictionary facts from AI_FALLBACK, ECDICT, WIKTIONARY, WORDNET.