- 重点词汇
- realadj. 真的;真实的，现实的;事实上的;真诚的;
- isvt.& vi. 是(be的三单形式);
- repetitionn.重复，反复;背诵;复制品，副本;[乐]复唱，复奏，重奏;
- prayern.祈祷;祷词;祈望;祈祷仪式;
- andconj. 和，与;而且;于是，然后;因此;
- mechanicaladj.机械（学）的;机器的;无思想的;
- notadv. (否定后面的词或短语，或作否定的回答)不;(构成动词be、do和have及情态动词can或must等的否定形式，常缩略为n't)没有;否，或许不;（拒绝或不允许）不
- itpron.它;他;正好是所需的;事实[情况];
- 相关例句
The plane had to make an emergency landing because of mechanical problems.
飞机因机械故障不得不紧急降落。
朗文当代高级英语词典 第6版
The college is famous for its mechanical study, which is the leading in the country.
这个学院的机械学非常有名, 是全国领先的.
网络文摘精选
He was asked the same question so many times that the answer became mechanical.
同样的问题被问过太多次了,他的回答都变得机械起来。
朗文当代高级英语词典 第6版
This gives improved retractor blade stability with the mechanical advantage of a lever.
这样增加了牵开翼的稳定性,同时兼具杠杆原理的力学优势.
互联网摘选
For many machine whose input and output are known, its mechanical advantage can be calculated.
对于任何机器来说,如果知道其输入量和输出量, 就能求出其机械效益.(条件状语从句)
互联网摘选
For any machine whose input and output forces are known, its mechanical advantage can be calculated.
对于任何机器来说,如果知其输入力和输出力,就能求出其机械效益.(表示条件)
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