而在妊娠30周时早产的妇女有80%都有感染证据(11)。并且已有证据表明这些感染是先于早产发生的。
Furthermore, 80% of preterm deliveries at 30 wk of gestation have evidence of infection (11) and there is evidence that these infections precede the development of preterm labor and delivery.
当两优先购买权发生竞合时，基于立法目的及其他方面的考虑，应该选择共有人优先购买权优先于承租人优先购买权。
When these two preemption rights get concurrent, taking legislation aim and other aspects into account, we should choose the preemption right of the part owner instead of that of the leaseholder.
先于别人知道，在发生前知道。
就在一个月前，美国先于希腊违约的前景看来还不大可能，但在美国国会周末有关债务的谈判破裂后，情况发生了变化。
The prospect of a US default before Greece may have seemed unlikely a month ago, but it is now a possibility after the US Congress' debt talks broke down over the weekend.
现在，在我们的心底深处有一种持续不断的怀疑，生活中所发生的远远超过发生于我们身上的。那些先于困难发生的事情不能被我们忽略。
Yet, deep inside of us is the nagging persistent suspicion that there is more to life than what has happened to us.
现在，在我们的心底深处有一种持续不断的怀疑，生活中所发生的远远超过发生于我们身上的。那些先于困难发生的事情不能被我们忽略。
Yet, deep inside of us is the nagging persistent suspicion that there is more to life than what has happened to us.
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