Chinese study needs much practice; the same is true of English learning.

学习汉语需要大量实践，学习英语也是如此。

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Kirkwood agrees that the study needs to be reproduced on a larger scale.

克伍德赞成这一研究需要在大范围内重复进行。

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Being novel means the study needs to be the first in the world, not just first in China.

创新性意味着这一研究是第一次在世界范围内出现，而不仅限于中国。

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But more needs to be done. She says there currently are not enough programs to study bird numbers and behavior.

VOA: special.2009.05.12

Another study found that almost half of American workers expressed concern about their ability to provide for immediate family needs.

VOA: special.2009.03.24

More study needs to be done on more common kinds of pain, such as headaches, bad backs and pain from disease.

WSJ: Doctors use brain scans to 'see' and measure pain

However, the Advisory Committee voted unanimously on a separate issue: they believe that a long term cardiovascular (CV) outcomes study needs to be done.

FORBES: FDA Panel Backs New Diabetes Drug: Will CV Study Be Needed Before Approval?

Vorp added that biopsies carry their own risks, such as infection and other complications, and that the study needs to be replicated in a larger study group.

CNN: Scientists 'seed' cells, make new organs