mating
名词 mating:
the act of pairing a male and female for reproductive purposes
同义词:coupling, pairing, conjugation, union, sexual union
动词 mate:
make love
同义词:copulate, mate, pair, couple
bring two objects, ideas, or people together
同义词:match, mate, couple, pair, twin
place an opponent's king under an attack from which it cannot escape and thus ending the game