buy upobtain by buying as widely as possible 全买；尽可以多地买进；囤积 * The speculators are trying to buy up the supplies of raw materials. 投机商正在大肆囤积原材料。 * They have been buying up all available land. 他们一直在买所有能买到的地皮。buy up全数买进;尽量收购：The speculators have bought up all mountain products in the market to make a corner.投机商人们已经把市场上所有山货全数买进以便囤积居奇。 |