hydrometer
英
[haɪ'drɒmɪtə]
美
[haɪ'drɒmɪtə]
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Noun:
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a measuring instrument for determining the specific gravity of a liquid or solid
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用作名词 (n.)
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Check your specific gravity by putting the sanitized hydrometer right in the container.
在容器中通过投入消毒的液体比重计检查比重。
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海词词典,十七年品牌