- 重点词汇
- gearingn.传动装置;
- beltsn.腰带( belt的名词复数 );区域;传送带;带状物;
- wasv. 用来表示某人或某物即主语本身，用来表示某人或某物属于某一群体或有某种性质（ be的过去式 ）;在，存在;不受干扰;
- theart.这个;指已提到或易领会到的人或事物;指独一无二的、正常的或不言而喻的人或事物;用以泛指;与形容词连用，指事物或统称的人;用于姓氏的复数形式前，指家庭或夫妇;（指特定用途的事物）足够，恰好;每，一;当前的，本，此;（重读，表示所指的为知名或重要的人或事物）
- toothedadj.有齿的，锯齿状的;
- reliabilityn.可靠，可信赖;
- designv.设计;制图;构思;计划;制定;制造;
- studiedadj.有计划的;故意的;深思熟虑的;精通的;
- ofprep. 关于;属于…的;由…制成;
- 相关例句
Gear: Machine component consisting of a toothed wheel attached to a rotating shaft.
齿轮: 一种机械零件,固定在旋转轴上的带齿的轮子.
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球齿式啮合, 结构紧凑, 设计合理, 达到机械传动精度的要求.
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A toothed rack was commonly adopted for the automatic screw thread rotational unloading.
自动旋转脱螺纹一般采用齿轮齿条机构或液压齿轮机构.
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For example, it appears from their brain structure that toothed species are unable to smell.
例如, 能从它们的大脑结构中反应出,锯齿类生物不能闻.
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The surfaces lead plates were not hollowed out to cup toothless gums; they were flat.
铅制 牙托 的表面平坦,缺乏凹槽,无法覆盖牙床.
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His face was alive with excitement, eyes wide , gums bared in a toothless grin.
他神色激动, 眼睛瞪得圆圆的,咧嘴而笑, 露出那还没长牙的牙龈.
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It was sixteen years old, toothless, blind and could hardly get around.
它已经十六岁了, 牙都没了, 又瞎,行动也不便.
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He was sixteen years old, toothless, blind and could hardly get around.
那狗已经有十六岁了 、 牙都没了 、 又瞎、行动也不方便.
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Well, actually a gigantic toothy grin as I often did during that as Mama called it.
依妈妈的说法,我[那个时期]经常是这样笑的.
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Let's help our good friend crocodile get back his happy toothy smile.
让我们帮助我们的好朋友鳄鱼,找回他的快乐的,露齿的微笑.
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