●wipe sth off the ˌface of the ˈearth ( wipe sth off the ˈmap) completely destroy sth使…从地球上消失；彻底消除◆If a meteor hit us, whole cities would be wiped off the face of the earth.如果流星击中我们，整座城市都会毁灭。◆The fall in prices wiped a lot of small businesses off the map.价格的下降彻底击垮了很多小企业。