1 tell-tale

2 informer (esp. to police)

3 whistleblower

4 grass

1 queen

1 secret code

2 ciphertext

3 password

4 PIN

1 to request sb to do sth

2 please!

1 surname Wang

1 the winners become princes and marquises; the losers are vilified as bandits (idiom)

2 history is written by the victors

1 lit. surging waters flooded the Dragon King temple (idiom)

2 fig. to fail to recognize a familiar person

3 a dispute between close people who fail to recognize each other

1 inextricably linked (idiom)

2 inseparable

1 lit. to rein in the horse at the edge of the precipice (idiom)

2 fig. to act in the nick of time

1 lit. called a king if successful, called a bandit if defeated (idiom)

2 fig. losers are always in the wrong