no-claims bonus
sum deducted from the money paid annually, esp by a motorist, for insurance after a year when no claims are made 无索偿优惠(自每年投保金额中扣除的, 尤指对机动车主的).
One day, he went to an exclusive shop in London and asked for 'Myrolite', the shop assistant looked puzzled and Harry repeated the word, slowly stressing each syllable.