(pos:動詞)<explanation>yue:一定要噉做;唔能夠唔做eng:must; have to<eg>yue:所有學生喺五點後必須離開學校。 (so2 jau5 hok6 saang1 hai2 ng5 dim2 hau6 bit1 seoi1 lei4 hoi1 hok6 haau6.)eng:All students must leave the school after five o'clock.