blotblot your 'copybook (old-fashioned,informal)1.■spoil a previously good record 做出有损形象的事； 玷污名誉:He paid back the money he had stolen, but he had blotted his copybook and couldn’t hope for promotion. 他退还了所偷的钱，可是名声坏了，没有升迁的指望了。a blot on the 'landscape2.■a thing, especially an ugly building, that spoils the appearance of a place 影响景观的物体﹙尤指丑陋的建筑物﹚；煞风景的东西:That power station is rather a blot on the landscape. 那座发电厂相当碍眼。