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单词 国际单位
释义 DEFINITIVE EXAMPLES 权威例句〔SI〕The SI unit of electric current is the ampere.电流的国际单位制单位是“安培”。剑桥高阶〔gray〕The SI unit for the energy absorbed from ionizing radiation, equal to one joule per kilogram.格雷,辐射能单位:测量从离子化辐射中所吸收能量的国际单位制,相当于每公斤一焦耳美国传统〔international unit〕A unit of potency for similarly active substances, based on this quantity and accepted as an international standard.国际单位:一个相似活性物质的效能单位,以此量为基础并被作为国际标准单位美国传统〔international unit〕The quantity of a biologically active substance, such as a hormone or vitamin, required to produce a specific response.生物国际单位:生物学活性物质,例如激素或维生素,产生某种特殊效应所需的量美国传统〔measure〕The international prototype kilogram is the measure of mass in SI units.国际千克原器是国际单位制中测定质量的标准。外研社新世纪〔si〕SI units 国际单位牛津高阶〔standard〕The metre is the standard unit for measuring length in the SI system.米是国际单位制中衡量长度的标准单位。剑桥高阶〔unit〕Each gram contains 400,000 international unitsof penicillin.每克含40万国际单位的青霉素。英汉大词典SI units such as the metre, the kilogramme and the second 诸如米、千克和秒等国际单位牛津商务
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