1 five

2 5

1 to change or replace

2 to experience

3 one of the five two-hour periods into which the night was formerly divided

4 watch (e.g. of a sentry or guard)

1 to replace the old with new

2 to renew

3 to renovate

4 to upgrade

5 to update

6 to regenerate

1 in the depth of the night

2 very late at night

1 fifty

1 lit. count by fives and tens (idiom); to narrate systematically and in full detail

1 in groups of three or four (idiom)

1 to order again and again (idiom)

1 over and over again (idiom)

1 three principles and five virtues (idiom)

2 the three rules (ruler guides subject, father guides son and husband guides wife) and five constant virtues of Confucianism (benevolence 仁, righteousness 義|义, propriety 禮|礼, wisdom 智 and fidelity 信)