关于语义的一道题

richygogogo · 发表于 2016-10-29 11:11:35

Researchers have announced that the magnetic fields emitted by one manufacturer’s security surveillance system, of which type there are 200,000 worldwide, can interfere with pacemakers and that this interaction can bring on missed or irregular heartbeats, nausea, breathlessness, dizziness, and even fainting.

A.of which type there are 200,000 worldwide, can interfere with pacemakers and that
B.of which, worldwide, there are 200,000 of that type, and which can interfere with pacemakers, and
C.of which type there are 200,000 worldwide, they can interfere with pacemakers and
D.200,000 of which type exist worldwide, interfering with pacemakers, and
E.200,000 of that type existing worldwide and can interfere with pacemakers, and
correct choice is A，of which type there are 200,000 worldwide这里which指代什么，这句话什么意思，修饰谁？？

Bradz · 发表于 2016-10-29 11:23:36

这里面不能单看which，which type要连在一起看，指代的很明显，就是之前的one manufacturer’s security surveillance system。意思就是全世界有20万个某一个厂家的安全监视系统。

关于语义的一道题

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