4.He answered in such an offhand manner that I wondered if he’d misheard me.
他如此满不在乎的我怀疑他是不是听错了我的话。
5.an offhand remark. What isunrehearsed is said or done without rehearsal or practice though not necessarily without forethought:
随意的评。 所谓unrehearsed ,就是未经复述或练习就说或做的, 虽没有不构思的必要:
6.Trust is as difficult a coin to earn and it is easily lost - the trust built over a decade can be shattered in an instant by one offhanded remark or deed.