ratchet background

ratchet

/ˈɹætʃɪt/

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noun

棘爪，止回爪。

A pawl, click or detent for holding or propelling a ratchet wheel, or ratch, etc.

Examples :

"The mechanic carefully adjusted the ratchet to loosen the bolt. "

机械师小心地调整棘轮扳手的棘爪，以便松开螺栓。

technical machine part device

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noun

棘轮, 棘齿。

A mechanism composed of a ratchet wheel, or ratch and pawl.

Examples :

"The bicycle's ratchet allows the pedals to move the wheels forward but prevents them from spinning backward. "

这辆自行车的棘轮可以让脚蹬带动车轮前进，但防止车轮倒转。

machine device part technical

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noun

棘轮扳手，快速扳手

A ratchet wrench.

Examples :

"I used the ratchet to quickly tighten the bolts on my bicycle. "

我用棘轮扳手很快地拧紧了自行车上的螺栓。

device machine technical

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noun

单向机制，累进机制。

(by extension) A procedure or regulation that goes in one direction, usually up.

Examples :

"The new school policy is a ratchet: student participation in extracurricular activities now requires a minimum of 10 hours per week. "

新的学校政策是个单向机制：现在学生参加课外活动每周至少需要10个小时。

system process direction

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verb

逐步增加, 逐步减少

To cause to become incremented or decremented.

Examples :

"He used the lever to ratchet the tension on the rope, making it tighter with each pull. "

他用杠杆来逐步增加绳子的张力，每次拉动都让绳子更紧。

technical machine technology

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verb

递增或递减, 逐步调整

To increment or decrement.

Examples :

""He used the lever to ratchet the car jack up another inch." "

他用杠杆一格一格地把千斤顶升高了一英寸。

technical machine technology function process

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adjective

俗气，邋遢。

Ghetto; unseemly, indecorous.

Examples :

"Her ripped dress and loud, argumentative behavior at the party were considered quite ratchet. "

她在派对上穿的破烂裙子和大声吵闹的行为，让人觉得非常俗气邋遢。

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