The outside half is prone to drop back into the pocket.前卫容易回撤到口袋区。They were meant to drop back and help the midfield, but neither man is cut out for defending.他俩该回撤协助中场，但没一个是防守的料。Once the rate rises it never drops back to its previous level.一旦价格上去了就再也不会降到以前的水平了。