相关单词近义词 connection 联系, relation 关系, fitness 健康, application 应用, applicability 适用性, relevance 中肯, appositeness 适当(附着, appropriateness 适当性, suitability 适当, aptness 适合性, pertinency 适切临近词pert, Pertus相似词pertain to sth, Perth and Kinross, Perthshire, pertinacious, pertinent, perturb, perturbation, perturbed, 返回 pertinence