A-A+

This improvement meant that the exposure time was reduced to only a______of second in brig

2020-09-28 00:58:51 外语考试 阅读

问题详情

This improvement meant that the exposure time was reduced to only a______of second in bright light.

A.fracture

B.number

C.segment

D.fraction

请帮忙给出正确答案和分析,谢谢!

参考答案

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