lopsthoff
—phrasal verbwithlopverbuk/lɒp/us/lɑːp/-pp-
(CUT)
tocutsomething off in onequickmovement
切断，砍断，削去
I'll need to lop off thelowerbranchesof thetree.我要砍掉这棵树上低矮的枝杈。
(REDUCE)
informal
toreduceapriceor theamountoftimetaken to do something by aparticularamount
减（价）；缩短（时间）
He lopped eightsecondsoff therecord.他将这项纪录缩短了8秒钟。