相关单词近義詞 continuation 繼續, extension 延長, addition 增加, continuance 繼續, pursuit 追求, protraction 延伸, perpetuation 永存, drawing out 竝條, maintenance 維脩, elongation 延伸, lengthiness 冗長, lengthening 延長臨近詞prolong, prolong its service life, prolonged administration, prolonged corrosion test, prolonged occlusion test, prolonged pulse-taking, prolonged viral hepatitis, prolonged low grade fever, prolongation of life span, prolonged breath-sounds, prolonged-release system 返回 prolongation