英语词汇“helpful”的读音、翻译、释义、用法及例句-开邑网

词汇	helpful
释义	helpfulhelpfulD.J.:[ˈhelpful]K.K.:[ˈhɛlpfəl]adj.1.■给予帮助的, 有益的Our teacher gave us a lot of helpful books in maths.我们老师给了我们许多数学上有帮助的书。
随便看	nondefense sales nondeflecting non-deflecting non-deformability nondeformable non-deformed fiber nondeforming non-deforming region non-deforming steel nondeforming tool steel non-degeneracy nondegenerate amplifier non-degenerate basic feasible solution non-degenerate bilinear form nondegenerate Boolean algebra non-degenerate circle nondegenerate continuous distribution non-degenerate critical point nondegenerate curve non-degenerated curve nondegenerate device nondegenerated junction nondegenerate electron beam parametric amplifier nondegenerate gas nondegenerate laser

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