名词
中文翻译：怀孕的有机相
同义词：
['妊娠期、孕早期、孕中期、孕晚期例句：1. The pregnant woman needsto take extra care during her pregnancy.（孕妇在怀孕期间需要额外小心。）2. During thefirst trimester', "afetus is developing in themother's womb.（第一孕期，胎儿正在母亲子宫内发育。）"]
例句：
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1. The pregnant woman needsto take extra care during her pregnancy.
孕妇在怀孕期间需要额外小心。
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2. During thefirst trimester, afetus is developing in themother's womb.
第一孕期，胎儿正在母亲子宫内发育。
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3. The secondtrimester is considered the most critical periodfor fetal development.
第二孕期被认为是胎儿发展最关键的时期。