- 重点词汇
- coverv.遮盖;覆盖;撒上;包括;涉及;处理;行走;掩护;敷衍;给…保险;报道;足以支付;包庇;顶替，替补;采取预防行动;翻唱;
- 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）
- tightenvt.& vi.收紧;（使）变紧;（使）绷紧;加紧;
- 12 twelve;
- seatn.席位，座位;所在地;场所;臀部;
- modulen.模块;组件;（宇宙飞船上各个独立的）舱;测量流水等的单位;
- properlyadv.正确地;得体地;完全地;真正地;
- willn. 愿意;意志（力）;[法]遗嘱;
- engagevt.吸引住;聘用、雇佣;与…交战;使全神贯注、引起注意;
- in step步调一致;合拍;
- youpron.你;你们，您们;各位;大家;
- 相关例句
To reach the farmhouse the soldiers had to break cover and run across a field.
为了到达那户农家,士兵们不得不从躲藏处出来,并穿过那块农田.
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It'seems from your correspondence column that Harold Wilson a sacred cow.
从你的读者来信专栏看,哈罗德威尔逊好像是个批评不得的人.
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It'seems from your correspondence column that Harold Wilson is a sacred cow.
从你的读者来信专栏看,哈罗德·威尔逊好像是个批评不得的人.
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The results show that a large enhancement of stimulated emission appears at the photonic band edges.
当在介质中掺入具有增益特性的介质时,靠近光子带隙边缘就会出现较强的受激辐射放大.
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The Ce-atomic clocks on board the GPS satellites are based on stimulated emission.
GPS上安装的铯原子钟是基于受激发射的.
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The sensitivity can be further enhanced using stimulated emission of the thin films.
而利用薄膜的诱发放光特性,感受度可进一步提升.
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The term laser stands for light amplification by stimulated emission of radiation.
“激光”这个术语原意是利用辐射的受激发射来放大光波.
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Sources-Laser principles, spontaneous and stimulated emission, rate eqns, output power.
1212光源 - 雷射原理, 自发与被激发的放光, 比例方程式, 输出功率.
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Some are great artists and some are just great at reproducing others art.
有的是伟大的艺术家,有的则只是善于复制他人作品.
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When people are as great at their sport as Phelps is, everyone expects a lot.
当人们和菲耳普斯一样都钟爱他们的运动项目时, 每个人都期望的很多.
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