英语词汇“petrogram”的读音、翻译、释义、用法及例句-开邑网

词汇	petrogram
释义	petrogrampetrogram[ˈpetrəɡræm]n.1.■(史前洞穴中绘于岩石上的)岩画
随便看	screening process screening program screening protector screening rate screening reject screening router screenings screening sample screening seal coat screening slide screening smoke screening socks screening specification screenings pulp screenings refiner screening surface screenings wrapping screening system screening tank screening test screening varnish screening washer screening wire screening with constant bed thickness screen intensity

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