If I have super power, I can get full mark without study.

如果我有超能力，我可以不用学习也能得满分。

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A serious study of physics is impossible without some knowledge of mathematics.

没有一点数学知识是不能开展严谨的物理学研究的。

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Scientists who persisted in research without receiving a grant made greater achievements than those who got one with luck, as suggested in one study.

一项研究表明，在没有得到资助的情况下坚持研究的科学家比那些幸运地得到资助的科学家取得了更大的成就。

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The study showed that Polycap lowered blood pressure and cholesterol without many side effects.

VOA: special.2009.04.08

Yet another study showed that Americans without medical insurance, often delay going to a hospital after a heart attack.

VOA: standard.2010.04.18

For example, the IOM study finds 58 percent of the IDP families in Diyala and 60 percent in Baghdad are without a source of income.

VOA: standard.2009.09.20

Even without this study, common sense tells us that smiling at others invites them in.

FORBES: New Data on Smiling

Belvin's drug, from Bristol-Myers Squibb and Medarex, shrank tumors in about 10% of melanoma patients in a 2007 trial--not enough to get approval without more study.

FORBES: Magazine Article

And nor will a stock market allow you to claim reserves without such a study.

FORBES: But Every Generation Does Indeed Exhaust Its Mineral Reserves