adverb 下载 🔗分享 突然,忽然 Happening quickly and with little or no warning; in a sudden manner. Examples : "Suddenly, the heavens opened and we all got drenched." 突然间,天空就像开了个口子,我们都淋成了落汤鸡。 time action event essential 与AI对话词汇游戏阅读练习