- 重点词汇
- 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)
- watchv.看,注视,观察;照看;监视;当心,留意;对…保持关注;
- in. (第一人称单数代词,用作动词的主语)我;英文字母中的第九个字母;虚数的单位
- jumpedv.跳( jump的过去式和过去分词 );跳过;快速移动;(因吃惊、害怕或激动而)猛地一动;
- andconj. 和,与;而且;于是,然后;因此;
- intoprep.进入,到…里面;朝,向;撞上,碰上;到(一段时间的某一点);成为;关于,涉及;〈数〉除,乘;(穿)上,(换)上;(说服某人)去做……;(分)成,(撕)成;(撞)上,(碰)上;到达;
- took offv.起飞( take off的过去式 );脱掉;开始;突然成功;
- shirtn.衬衫,衬衣;内衣,汗衫;
- mydet.我的;(用于感叹句,表示吃惊等);(称呼别人时使用,表示亲切);(对下级的称呼);
- 相关例句
The water resistance of each watch is tested by extremely sophisticated devices.
采用极其复杂的装置来测试每一枚腕表的防水性能.
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The plate of the capacitor having lost some electrons will be positively charged.
失去一些电子的电容器板就会带正电.
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As it approaches the ground, positively charged particles are attracted upwards.
在它接近地面时, 正电的电粒子被吸引得向上而行.
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The other kind of electricitypositive electricity. Its ultimate particles are called protons.
另一种类型的微粒带正电, 我们把这种终极微粒称为质子.
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Thus, glass becomes positive, while the silk with which the glass was rubbed becomes negative.
例如, 玻璃与丝绸摩擦时,玻璃带正电, 而丝绸带负电.
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Version B : Proton is positive , election negative and neutron neither.
例7.质子带阳电, 电子带阴电,而中子既不带阳电也不带阴电.
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阿迪达斯公司称, 他们在制造 “ 飞火流星”时, 使用的是复合泡塑料以及独特的拉歇尔经编针织物.
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The old seaman called for a glass of rum and stood outside, drinking and looking around.
老海员要了一杯朗姆酒,站在客店外面, 一边喝酒,一边向四周观望.
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And about the same time, a carriage driving up to the inn, she took her departure.
差不多就在同时, 一辆马车赶到客店门口, 她就动身离去.
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