通宵达旦

overnight until daybreak (idiom); all night long / day and night

to go through / to know well / (suffix) expert / to connect / to communicate / open / to clear / classifier for letters, telegrams, phone calls etc

classifier for an activity, taken in its entirety (tirade of abuse, stint of music playing, bout of drinking etc)

surname Da

to attain / to reach / to amount to / to communicate / eminent

all night / throughout the night

night

dawn / morning / daybreak / day / dan, female roles in Chinese opera (traditionally played by specialized male actors)