名词
中文翻译：发育迟缓同义词
同义词：
['developmental delay', 'growth retardation']
例句：
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1. The child's development is significantly delayed compared to his peers.
这个孩子的发育明显比同龄人要慢。
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2. The parents are concerned about the child's developmental delay.
父母们担心孩子的发展迟缓。
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3. The delay in language development can have long-term effects on a child's learning abilities.
语言发展的延迟会对儿童的学习能力产生长期影响。