tranquility英 [træŋ'kwɪlɪtɪ]美 [ˈtræŋkwɪlətɪ]n. 宁静TOEFLIELTSGRETEM8BNC.33556 / COCA.15014英英释义nouna disposition free from stress or emotionSynonym:reposequietplacidityserenitytranquillitya state of peace and quietSynonym:tranquillityquietnessquietudean untroubled stateSynonym:tranquillityquiet双语例句