英语四级阅读关键句:236. Scientists have devised a way t
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    236. Scientists have devised a way to determine roughly where a person has lived using a strand(缕)of hair, a technique that could help track the movements of criminal suspects or unidentified murder victims.

    译文

    科学家们已经发明了一种通过一缕头发大致确定一个人居住地点的方法;这一技术可以帮助追踪犯罪嫌疑人或未确定身份的谋杀案被害人的动向。

    点睛

    本句的主干是scientists have devised a way。where a person has lived为determine的宾语从句;using a strand of hair为determine的状语;a technique that could help track the movements of criminal suspects or unidentified murder victims为a way的同位语,其中that引导的是technique的定语从句。

    devise的意思是“想出,设计,发明”。如:

    They devised a scheme for developing the shopping mall. 他们制定了建设购物中心的计划。

    考点归纳

    determine通常意为“决定”,其具体用法如下:

    意为“确定,决定”。如:

    Have you determined the date for the meeting? 你确定会议日期了吗?

    意为“测定,找出”。如:

    You'd better determine exactly what happened. 你最好查出究竟发生了什么事。

    意为“决定,下决心”。如:

    She determined to learn painting. 她决定学习绘画。

    意为“产生决定性的影响,决定”。如:

    The exam results could determine your future. 考试成绩可能会决定你的前途。

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