名词
中文翻译：胚胎轴上部
同义词：
['upper part of the embryonic axis例句：1. The upper portion ofthe embryonic axis is crucial for properdevelopment.（胚胎轴的上部对于正常发育至关重要。）']
例句：
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1. The upper portion ofthe embryonic axis is crucial for properdevelopment.
胚胎轴的上部对于正常发育至关重要。
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2. During early embryogenesis, the upperportion of the embryonic axis undergoessignificant changes.
在早期胚胎发育过程中，胚胎轴上部经历了显著的变化。
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3. The upperportion of the embryonic axis is wherethe heart and brain are formed.
胚胎轴的上部是心脏和大脑形成的地方。