noun 下载 🔗分享 倒计时，读秒。 A count backward in fixed units to the time of some event, especially the launch of a space vehicle. Examples : "The class watched the countdown on the screen as the model rocket prepared for launch. " 班级里的同学们注视着屏幕上的倒计时，模型火箭准备发射了。 time technology space astronomy event 与AI对话词汇游戏阅读练习
noun 下载 🔗分享 倒计时，读秒阶段。 The acts of preparation carried out during this period. Examples : "During the launch countdown, engineers checked all the systems. " 在发射倒计时，读秒阶段，工程师们检查了所有系统。 action time event process 与AI对话词汇游戏阅读练习
noun 下载 🔗分享 排行榜 A radio or television program counting down the top songs of a given week, usually in reverse order ending with the No. 1. Examples : "The radio station's weekly countdown of the top songs was always a highlight of my commute. " 这家电台每周的热门歌曲排行榜倒数节目一直是我通勤路上的亮点。 media entertainment music number 与AI对话词汇游戏阅读练习
verb 下载 🔗分享 倒计时， 倒数。 To count down. Examples : "We will countdown from ten to launch the model rocket. " 我们将从十开始倒数，来发射模型火箭。 time number action 与AI对话词汇游戏阅读练习
