This paper summarized the biological functions and its mechanisms of plant extracts, as well as the actual application effects in practice so as to provide a reference for further study in this field.

本文综述了当前对植物提取物的种类、生物学功能及作用机理的研究，为今后在此领域开展更深入的研究提供参考。

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Romundstad says that although it's possible that health effects could surface later on, she will continue to offer fertility treatment in her practice.

Romundstad说尽管健康影响会稍后出现，但是她还会继续在她的行医中提供生育治疗。

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Thus learning effects are theoretically distinct from scale effects, even if in practice they my be hard to differentiate due to e.g. uncertainty and causal ambiguity.

所以理论上学习效应和规模效应不同，尽管实际操作中由于不确定性和模糊的因果关系可能很难区分它们。

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Antitrust sceptics following the case have been at pains to argue that these network effects do not, in practice, make the product in question immune to competition.

ECONOMIST: Antitrust on trial

But in practice they don't, because subtle mechanical effects distort the regularity of the oscillations.

ECONOMIST: A luxury watchmaker is putting silicon in its timepieces

The cleaners have also undone the effects of a 1946 restoration, which followed then-standard practice in replacing lost elements.

WSJ: A Heavenly View From On High | Basilica of Santa Croce | Agnolo Gaddi | By Francis X. Rocca