基本解释adj.无价值的;无用的;可鄙的同根派生 worthlessness相关词英汉例句用作形容词 (adj.)用作定语: ~+ n.Don't read worthless books.不要读些没有用的书。用作表语: S+be+~He was worthless as a painter.他作为画家一事无成。worthlessness更多例句