progressive tense英 [prəˈɡresɪv tens]美 [prəˈɡresɪv tens]网络 进行时态; 进行时; 进行式; 正在; 什么是进行时英英释义nouna tense of verbs used in describing action that is on-goingSynonym:progressiveimperfectimperfect tensecontinuous tense双语例句