She dashed off a note to her husband saying she would not be home for supper
He scratched off a thank-you note to the hostess
近义词fling off甩掉dash off匆忙完成knock off停止做某事toss off一饮而尽(轻而易举地完成… 用作动词He can throw off a sketch of it.他能马上把它速写下来。 He crossed his name off the list.他把他的名字从名单上划掉。 If you don't want to come, cross your name off.如果你不想来，把你的名字划掉。