Tā zài qípán shàng zǒu le yī bù miàoshǒu, ràng duìshǒu cuòshǒubùjí.
He made a brilliant move on the board that caught his opponent off guard.
Tips
usage
妙手 can refer to a person (a master craftsman or healer) or a brilliant action (a clever move in chess). The idiom 妙手回春 ('miraculous hands revive spring') is used to praise doctors who achieve seemingly impossible cures.
