cut and dried:(指事情,安排或观念)固定的,已成定局
by the end of the evening their plans for carrying out the robbery were cut and dried, with nothing left to chance.
夜幕降临的时候他们的抢劫计划已经确定,所有的可能都想到了.
The inquiry is by no means cut and dried.
调查之事并为说死.

bite the bullet informal 硬着头皮对付不愉快或艰难的情况,咬紧牙关应付
getting your car repaired is often an expensive business, but all you can do is bite the bullet and pay up.
修车往往是一件很花钱的事,可是你是能咬紧牙关付账单.
这个表达法源于过去战地手术的习惯.战士们在无麻醉剂的情况下咬住子弹接受手术.