one; 1; single; a (article); as soon as; entire; whole; all; throughout[cedict]
次
cìㄘˋ
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]
不得
bù déㄅㄨˋ ㄉㄜˊ
must not; may not; not be allowed; cannot[cedict]
反悔
fǎn huǐㄈㄢˇ ㄏㄨㄟˇ
to renege; to go back (on a deal); to back out (of a promise)[cedict]