相愛相殺

to have a love-hate relationship with each other

each other / one another / mutually / fret on the neck of a pipa 琵琶[pi2 pa5] (a fret on the soundboard is called a 品[pin3])

appearance / portrait / picture / government minister / (physics) phase / (literary) to appraise (esp. by scrutinizing physical features) / to read sb's fortune (by physiognomy, palmistry etc)

to kill / to murder / to attack / to weaken or reduce / to smart (dialect) / (used after a verb) extremely

to love each other

to love; to be fond of; to like / affection / to be inclined (to do sth); to tend to (happen)