- 重点词汇
- 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;
- weathern. 天气， 气象;暴风雨;
- 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）
- proofn.证据;证明;检验;证实;求证;验算;校样;（酒的）标准酒精度
- againstprep.反对;对…不利;紧靠;以防;
- sheltern.遮蔽（物），庇护（处）;居所;收容所;
- 相关例句
The element within a vacuum which is the source of electronics is known as the cathode.
真空管中作为电子来源的那个元件,叫做阴极.
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Ultraviolet sensitive photocathodes are also used in cameras in rocket and balloon-bome experiments.
火箭和气球实验的电子照相机中,还使用紫外敏感的光电阴极.
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The interior of the tube must be kept a hard vacuum to preserve the photo cathode.
显象管内部一定要保证高真空才能保护光电阴极.
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The winning team for the Match was Hong Kong Shue Yan University against the motion.
在一轮激辩后,反方香港树仁大学辩论队获胜.
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And his knocking off the old man is purely business, nothing personal.
他敲掉老头子,纯粹是出于生意的考虑, 而不是个人恩怨.
教父部分
North China Plain, the largest freshwater lake-Baiyangdian is located in an new.
华北平原最大的淡水湖泊 — 白洋淀就位于安新境内.
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That's how Huabei writes, he thought , folding the manuscript: fluently and beautifully.
华北会这么写的, 他合上了那叠 稿纸,华北会这样把文章写得又流畅又漂亮.
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