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He devised an______to measure light waves.A、implementB、instrumentC、applianceD
He devised an______to measure light waves.A、implementB、instrumentC、applianceD
游客
2023-11-04
39
管理
问题
He devised an______to measure light waves.
选项
A、implement
B、instrument
C、appliance
D、equipment
答案
B
解析
名词辨析题。instrument意为“仪器;工具;乐器;手段”,通常指能使人们完成某一精确动作或测量的一种小型仪器,尤指电工仪表、测量装置、航海或航空用的控制装置,故[B]为答案。implement意为“工具,器具”,多指“农用工具”,也可指为实现某个任务所需的工具或器具;appliance意为“器具;器械;装置”,侧重指“家用机器或设备”,尤指“家用电器”;equipment意为“设备,装备;器材”,多指成套的或重型的设备或装备。
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