- 重点词汇
- he has他有;
- aloneadj.单独的;独一无二的;独自的;
- aart. (用于可数名词或单数名词前，表示未曾提到的)一(人、事、物);用于前有形容词或后有短语的不可数名词前;一（个）;每一（个）;任一（个）;
- companionn.同伴;陪伴;陪护;成对的物品之一;指南;
- able to能;会;
- traveln.旅行;进行;移动;漫游;
- to go外卖;
- beingn.存在;生物;人;要素，本质;
- 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
- findv. (意外或偶然地)发现;碰到;找到;找回;(经寻找、研究或思考)发现;发觉;查明;找出;求得
- 相关例句
Team acts alone which in darkness. Will certainly everything to be successful.
在黑暗中独行的团队. 必将事事成功.
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Choose the largest aperture setting you can , while still keeping everyone sharp.
在保证每个人都清晰的前提下使用尽可能大的光圈值.
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Any object towards our eyes transmission light waves is the object that can be seen.
朝着我们的眼睛传递光波的任何物体是可以看到的物体.
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However there are notable differences between light waves and those associated with electrons.
不过,在光波和电子波之间还存在着显著的差别.
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Extensive use has been made of this technique to generate cylindrical light waves.
这个产生柱面光波的方法已被广泛采用.
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We now know that X-ray waves are 2,000 to 10,000 times shorter than light waves.
我们现在知道 X 光波比光波短二千到一万倍.
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For a wiggly-line trace , the beam is focused on the scope face at a point.
对于波形道, 光束在荧光屏面的一点上聚焦.
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