释义 n.痛苦;可怜 实用短语painfulness u 同根词词根:painadj.painful痛苦的;疼痛的;令人不快的painless无痛的;不痛的pained悲痛的;受痛苦的adv.painfully痛苦地,费力地painlessly无痛苦地,不费力地n.pain疼痛;努力v.pained使…痛苦(pain的过去式)vi.pain感到疼痛;引起疼痛vt.pain使…痛苦;使…烦恼