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来源:雅诚德英语网
Premature babies are vulnerable to breathing problems, underdeveloped organs, infections and cerebral palsy.
早产儿易于发生呼吸问题、器官发育不全、感染和脑性麻痹。
Premature babies are vulnerable to breathing problems, underdeveloped organs, infections and cerebral palsy.
早产儿易于发生呼吸问题、器官发育不全、感染和脑性麻痹。