ex·ten·som·e·ter /ˌɛkˌstɛnˈsɑmətɚ/
ex·ten·som·e·ter /ˌɛkˌstɛnˈsɑmətɚ/ 名詞
伸長計,伸展計
Ex·ten·som·e·ter n. An instrument for measuring the extension of a body, especially for measuring the elongation of bars of iron, steel, or other material, when subjected to a tensile force.
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