英语词汇“trade in”的读音、翻译、释义、用法及例句-智慧网

词汇	trade in
释义	trade intrade in1.■用(旧物)贴换新物He traded an old bicycle in for a new one.他把旧的自行车折价换了一辆新车。2.■出售, 经营He trades in wool and cotton.他经营羊毛和棉花。
随便看	electron cyclotron resonance heating electron cyclotron transverse-wave device electron cyclotron wave electron-defect compound electron defectoscope electron deficiency electron-deficient rearrangement electron-dense electron dense label electron density electron density distribution electron density index electron density map electron-density map electron-density measurement probe electron density projection electron detector electron device electron diagram electron diffraction electron diffraction analysis electron diffraction apparatus electron diffraction camera electron diffraction contrast effect electron diffraction diagram

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