标题: 大全201 [打印本页]
作者: periodic 时间: 2005-4-4 18:47 标题: 大全201
201. Cardiopulmonary resuscitation should begin between one to four minutes after a cardiac arrest in order to be a success.
(A) Cardiopulmonary resuscitation should begin between one to four minutes after a cardiac arrest in order to be a success.
(B) Between one and four minutes after a cardiac arrest, cardiopulmonary resuscitation should begin to be successful.
(C) Successful cardiopulmonary resuscitation should be begun from one to four minutes after a cardiac arrest occurs.
(D)
If it is to be successful, a cardiac arrest should be treated with
cardiopulmonary resuscitation one to four minutes afterward.（E）
(E) To be successful, cardiopulmonary resuscitation should begin within one to four minutes after a cardiac arrest.
我想问的是，within one to four minutes 和 from one to four minues 在意思上是相同的吗？ 为什么它不说within four minutes? 谢谢
作者: jhiiool 时间: 2005-4-4 18:52
within one to four minutes 指在1到4分钟之间不确定的一个时间点。
from one to four minues 指1到4分钟之间这三分钟这个时间段。
within four minutes?这个，连1都没了，意思明显不同吧。
作者: thinkers 时间: 2005-4-5 01:04
楼上解释的很清楚了，呵呵
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