de rigueur

(French 法) required by etiquette or custom 按照礼仪或风俗所要求的: Evening dress is de rigueur at the Casino. 在赌博娱乐场要穿晚礼服.

day-school, day-to-day, daybreak, daydream, daylight, daylight saving, daylights, daytime, daze, dazed, dazzle, dazzling, dB, DBE, DC, DD, DDT, de facto, de jure, de luxe, de trop, de-, de-escalate, de-escalation, de-ice, de-icer, deacon, deaconess, deactivate, dead, dead heat, dead man's handle, dead reckoning, dead weight, dead-beat, dead-pan, deaden, deadened, deadline, deadliness,