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While spectral resolution increases as slit width decreases, a narrow input slit greatly limits the light throughput and as a result reduces the signal-to-noise ratio of the measurement.
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当光谱分辨率增加的时候，狭缝宽度就会降低；而一个窄的狭缝宽度将会对光线的吞吐量产生极大的限制，并导致降低了测量的信噪比。 |
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While sperm can survive for several days inside a woman's reproductive tract, an egg can only survive for up to 24 hours after ovulation.
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精子可以在女性生殖道内存活数日，而排卵后卵子仅能存活24小时。 |
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While spider toxins that lead to shock, paralysis, and death are well studied, far less is known about how spider venoms cause pain.
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蜘蛛毒素会引起休克，瘫痪和死亡已经众所周知，但它们是如何引起这些痛苦的还所知甚少。 |
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While squatting and cramming himself under the eaves, he conjectured that: why she always came last for the meal was probably the same as that of him.
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他蹲在房檐下，一边往嘴里扒拉饭，一边在心里猜测：她之所以也常常最后来取饭，原因大概和他一样。 |
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While standing aboard, she felt sad.
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站在船上，她感到沮丧。 |
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While stars and nebulae look like specks or small patches of light . they are really enormous bodies.
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星星和星云看起来只是斑点点，或者是小片的光，但它们确实是巨大的天体。 |
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While starting at his picrure, and the roses sitting there.
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她凝视丈夫的照片，凝视默默陪伴的玫瑰花朵。 |
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While statistics about secondary language speakers are sparser, most countries on the planet do have some noteworthy portion which have at least a passing familiarity with the language.
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虽然关于把英语作为第二语言的人数统计数据很少，但是全球确实存在数量可观的说英语的人，他们至少可以熟练使用英语。 |
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While steel companies will be doing their best to stop further large increases in ore prices, most are hoping that the projections by Mr Martins and Ms Xie for a slowing in China's steel growth will not turn out to be just wishful thinking.
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钢铁公司将全力阻止铁矿石价格进一步大幅上涨，与此同时，大多数人也希望看到，马丁斯和谢企华对中国钢铁业增长放慢的预测，并非只是一厢情愿。 |
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While stents helped fuel profits at highly diversified J&J, the impact was far bigger on Natick, Mass.-based Boston Scientific, a much smaller company.
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在新型支架为大型综合公司——强生公司大量盈利的时候，支架对马萨诸塞州纳提克的波士顿科技公司的影响要大得多。 |
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While still a student, she played roles in many plays.
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当她还是一个学生时，就多次在话剧中扮演角色了。 |
