next in sequence; second; the second (day, time etc); secondary; vice-; sub-; infra-; inferior quality; substandard; order; sequence; hypo- (chem., meaning extra oxygen atom); classifier for enumerated events: time[cedict]
当然
dāng ránㄉㄤ ㄖㄢˊ
only natural; as it should be; certainly; of course; without doubt[cedict]