yī dàn 
		in case (sth happens)
if
once (sth happens, then...)
when
in a short time
in one day
		 
		
		
		
		
			 
		
				
		
			Fù dàn 
		Fudan University, Shanghai, abbr. for 復旦大學|复旦大学[Fu4 dan4 Da4 xue2]
		 
		
		
		
		
					
				
		
			dàn 
		dawn
morning
daybreak
day
dan, female roles in Chinese opera (traditionally played by specialized male actors)
		 
		
		
		
		
			 
		
				
		
			huā dàn 
		role of vivacious young female in Chinese opera
		 
		
		
		
		
			 
		
				
		
			Fù dàn Dà xué 
		Fudan University, Shanghai
		 
		
		
		
		
			 
		
				
		
			zhèn dàn 
		ancient Indian name for China
		 
		
		
														
		
		
			 
		
				
		
			wēi zài dàn xī 
		in imminent peril (idiom)
on the brink of crisis
		 
		
		
		
		
			 
		
				
		
			tōng xiāo dá dàn 
		overnight until daybreak (idiom); all night long
day and night
		 
		
		
														
		
		
			 
		
				
		
			dàn jiǎo 
		Dan, female roles in Chinese opera (played by specialized male actors)
		 
		
		
		
		
			 
		
				
		
			dāo mǎ dàn 
		female warrior role in Chinese opera
		 
		
		
														
		
		
			 
		
				
		
			zhěn gē dài dàn 
		to keep one's spear by the pillow and await the dawn (idiom); ready for battle
determined to kill the enemy
Be prepared!
		 
		
		
														
		
		
			 
		
				
		
			mìng zài dàn xī 
		to be at death's door (idiom)
		 
		
		
		
		
			 
		
				
		
			Lǐ Dàn 
		Li Dan, personal name of sixth Tang emperor Ruizong 唐睿宗[Tang2 Rui4 zong1] (662-716), reigned 684-690 and 710-712
		 
		
		
		
		
			 
		
				
		
			zhèng dàn 
		starring female role in a Chinese opera
		 
		
		
		
		
			 
		
				
		
			tiān yǒu bù cè fēng yún , rén yǒu dàn xī huò fú 
		fortune as unpredictable as the weather, every day may bring fortune or calamity (idiom); sth unexpected may happen at any moment
		 
		
		
														
		
		
			 
		
				
		
			Dà chái dàn 
		Da Qaidam county level subdivision of Haixi Mongol and Tibetan autonomous prefecture 海西蒙古族藏族自治州[Hai3 xi1 Meng3 gu3 zu2 Zang4 zu2 zi4 zhi4 zhou1], Qinghai
		 
		
		
														
		
		
			 
		
				
		
			zhèn dàn jì 
		Sinian (c. 800-542 million years ago), late phase of pre-Cambrian geological era
		 
		
		
														
		
		
			 
		
				
		
			wǔ dàn 
		female military role in a Chinese opera
		 
		
		
														
		
		
			 
		
				
		
			guī mén dàn 
		young unmarried lady role in Chinese opera
		 
		
		
														
		
		
			 
		
				
		
			tiē dàn 
		female supporting actress in a Chinese opera
		 
		
		
														
		
		
			 
		
				
		
			Dà chái dàn zhèn 
		Da Qaidam town in Haixi Mongol and Tibetan autonomous prefecture 海西蒙古族藏族自治州[Hai3 xi1 Meng3 gu3 zu2 Zang4 zu2 zi4 zhi4 zhou1], Qinghai
		 
		
		
														
		
		
			 
		
				
		
			Dà chái dàn xíng zhèng qū 
		Da Qaidam county level subdivision of Haixi Mongol and Tibetan autonomous prefecture 海西蒙古族藏族自治州[Hai3 xi1 Meng3 gu3 zu2 Zang4 zu2 zi4 zhi4 zhou1], Qinghai
		 
		
		
														
		
		
			 
		
				
		
			Dà chái dàn xíng zhèng wěi yuán huì 
		Da Qaidam county level subdivision of Haixi Mongol and Tibetan autonomous prefecture 海西蒙古族藏族自治州, Qinghai
		 
		
		
														
		
		
			 
		
				
		
			wàng bā dàn 
		turtle's egg (highly offensive when directed at sb)
		 
		
		
		
		
			 
		
				
		
			Zhèn dàn 
		ancient Indian name for China
		 
		
		
														
		
		
			 
		
				
		
			lǎo dàn 
		old woman role in Chinese opera
		 
		
		
		
		
			 
		
				
		
			nán dàn 
		male actor playing the female role (Chinese opera)
		 
		
		
		
		
			 
		
				
		
			mèi dàn 
		the time just before daybreak
		 
		
		
														
		
		
			 
		
				
		
			dàn jué 
		dan, female roles in Chinese opera (traditionally played by specialized male actors)
		 
		
		
		
		
			 
		
				
		
			zhǐ zhēng dàn xī 
		see 只爭朝夕|只争朝夕[zhi3 zheng1 zhao1 xi1]
		 
		
		
														
		
		
			 
		
				
		
			qián dàn 
		male actor playing the female role (Chinese opera)
		 
		
		
														
		
		
			 
		
				
		
			Zhèn dàn yā què 
		(bird species of China) reed parrotbill (Paradoxornis heudei)