| 词汇 | si |
| 释义 | si noun[ S ] uk /siː/ us /siː/ another word forti SI noun[ U ] science specializeduk /esˈaɪ/ us /esˈaɪ/ abbreviation for Système International: the international system of units used for scientific measurements, with standard base units such as the metre and the kilogram: 国际单位制（Système International 的缩写） The SI unit of electric current is the ampere.电流的国际单位制单位是“安培”。 Measurements in general altitude bathymetric bathymetrically bathymetry be running at somethingidiom calibrate calibre cubic depth elevation factor knee-length micro non-measurable pico- scale setting stopping distance tera- uncalibrated SI | American DictionarySI noun[ U ] us/ˈesˈɑɪ/ science abbreviation for International System of Units (= an international system of units used for measurement in scientific work) SI | Business EnglishSI noun MEASURESuk /ˌesˈaɪ/us abbreviation for Système International: a system of units of measurement used internationally. SI units include the metre, kilogram, second, ampere (= unit of electric current), candela (= unit of light), kelvin (= unit of temperature), and the mole (= unit of the amount of a substance): The chart shows you how to convert from a conventional unit to an SI unit. LAW UK → statutory instrument |
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