多长时间 duō cháng shí jiān

DEFINITIONS

  1. how long (in terms of time)

CHARACTERS

多 duō
HSK 1
much, many; more than, over
长 cháng
HSK 2
long; length; excel in; leader
时 shí
HSK 1
time, season; era, age, period
间 jiān
HSK 2
midpoint, space; place, locality