Than see it pluck'd to-day那必更令人伤缅
D-Day Defender防守战
D-Day Dice六月六日骰子游戏;骰子游戏
Groundhog D-Day土拨鼠大战
Frontline D-Day诺曼地登陆
D-Day Normandy诺曼底登陆日;诺曼底
VR D-Day北京站;重庆站
Surviving D-Day登陆日浴血战
N-UNCOUNT（不可数名词） You can use D-day to refer to the day of an important occasion or the beginning of an important activity. 重要的一天; 重要活动的启始日
This is D-day, time for the Walt Disney Co. shareholders' meeting.
今天是迪士尼公司股东会议关键的第一天。