ratchet是什么意思，ratchet怎么读，ratchet的意思是：（防倒转的）棘齿

ratchet怎么读，ratchet的音标和真人发音

英音 ['rætʃɪt]

美音 [ˈrætʃɪt]

n.（防倒转的）棘齿
vt.安装棘轮于；松脱；把…造成棘齿形，于…作棘齿，在…上刻锯齿

复数： ratchets
第三人称单数： ratchets
过去式： ratcheted
过去分词： ratcheted
现在分词： ratcheting

星级词汇:

ratchet 防止倒转的棘轮

来自法语 rochet,线轴，纺锤，词源同 rock,rocket.引申词义棘轮。插入字母 t,比较 bake,batch.

The main obstacle is a series of five seemingly inconsequential mutations that function like a ratchet in a cog system , allowing motion forward but not back .: 主要的障碍是一连串五个看似无关紧要的突变，就像一个齿轮系统中的一个棘轮的功能一样，随着运动向前，从不倒退。

This bulky piece acts a bit like a ratchet ; the wheel requires some vibrational energy to get past it .: 这个大型零件功能有点儿像防倒转的棘齿；轮子需要振动能来帮助前行。

A pentel sharp ratchet draughting pencil disassembled , showing three 0.5 mm graphite leads .: pentelsharp棘齿绘图铅笔拆解图，以及三根0.5mm石墨笔芯

What is needed is a new status quo to avoid the ratchet effect .: 现在需要的是建立一个新的“现状”，以避免棘轮效应。

It was a monetary ratchet , in which each cycle ended with much higher debt and much lower interest rates .: 它是一个货币棘轮，每转一圈，债务会增加，利率会更低。

Others might find that as a description of the process , the term " ratchet " has an appropriate ring .: 其他人可能会认为，在描述这一过程时，“止逆棘轮”是一个非常合适的词。

This created a ratchet effect : lawmakers who wish to sound tough must propose laws tougher than the ones that the last chap who wanted to sound tough proposed .: 这造成了棘轮效应：希望健全强硬的立法者必须建议法律规定的比前一位要求的更严厉。

Next it 's " ratchet pulls " - the art of being yanked on a wire to make it look like you got blown backward by a shock wave .: 接下来，是“棘轮拉”被一根电线拉住的艺术，使其看起来像你被冲击波吹回去的。

Ethnic-minority privileges are a ratchet as well as a racket : given enough lobbying , they are introduced , but are then hard to removed , even if the original grievance has long since been ameliorated .: 少数民族特权是一个棘齿也是一个谎言：给予足够的空间它们就可以插入，但是自那之后即使原来的怨恨长久以来有所改善，也会很难消除。

By translating the properties of a ratchet into game theory , the scientific discipline that seeks to extract rules of nature from the gains and losses observed in games , dr. parrando discovered that two losing games could combine to produce winnings .: 通过将棘轮的性质对应到博弈论（博弈论是试图从游戏的输赢结果中找出自然规律的学科）中，帕隆多博士发现两个输的博弈可以结合产生获胜的结果。

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