多胞胎对母亲和婴儿来讲风险都很高。
The risks of multiple births are much higher for both mother and babies.
生育多胞胎的数量首次超过了10万人。
The number of multiple births has surpassed 100,000 for the first time.
第三组对所有双胞胎，三胞胎等多胞胎的妊娠情况进行了登记。
The third was a register of all pregnancies of twins, triplets or other multiple births.
第三组对所有双胞胎，三胞胎等多胞胎的妊娠情况进行了登记。
The third was a register of all pregnancies of twins, triplets or other multiple births.
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