每一个新病例的快速现场调查对确保及时发现在家庭成员或卫生保健工作者中间发生的病例群集极其重要。
Rapid field investigation of each new case is essential to ensure timely detection of clusters of cases occurring in family members or health care workers.
“经期间痛”这个词来自于德语中的“中间”和“疼痛”两个词,由于它发生在两次月经之间。
This is called mittelschmerz from the German words for "middle" and "pain" because it occurs mid-cycle.
这就忽然造成了恐慌,两边的推搡让中间的人掉了下去,然后发生了大规模的挤压。
This caused a sudden panic. The pushing caused those in the middle to fall to the ground, then [get] crushed.
They just elongated each measure by its same amount so we had harmony changing on each measure, and then in that middle section each chord was changing at the rate of two measures.
但它的基本形式没有改变,而在每个小节中和声都发生了改变,接着在中间的乐节,每个和弦每两小节改变一次。
Some proteins can be switched from an 'off' position where they don't do anything to an 'on' position where they now do something by only a chemical reaction like this where a phosphorous is added.
一些蛋白质可以从关闭状态的,无所作为,到成为开启状态后,执行某种功能,中间只发生了一个引入磷酸基的化学反应
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