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1.The female hormones play a crucial role in the development of the fetus during pregnancy.
雌性激素在怀孕期间胎儿发育过程中起着至关重要的作用。
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2.Hormones are responsible for regulating the body's functions and processes.
激素负责调节身体的功能和过程。
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3. The study of hormones is essential for understanding the mechanisms of reproduction.
研究激素对于理解生殖机制至关重要。