单词	Old and trial
释义	Old and trial 久经考验
随便看	high-grade fuel high-grade general mining High-grade gliomas high-grade goods high-grade graphite high-grade heat high-grade heroin high grade higharay high-grade,high-precision,advanced technology high grade highway high-grade highway high-grade highways High grade high yield high-grade housing high grade hybridized rapeseed high grade hydrocarbon source rock high grade insulating materials high-grade insulating materials high-grade insulation High-grade Intellectual High-grade intraepithelial neoplasia high grade Irish poplin High grade iron concentrate high-grade iron deposit high-grade iron ore