[] to make water, air, gas, etc. flow in a particular direction by using a pump or sth that works like a pump用泵（或泵样的东西等）输送◆The engine is used for pumping water out of the mine.这台发动机是用来排走矿井中的水。 [] (about a liquid) to flow in a particular direction as if it is being forced by a pump（液体）涌出，喷出●ˌpump sth ˈinto sth●ˌpump sth ˈinto put a lot of money into sth向…大量投资；注入大量资金◆The company has pumped millions into the advertising campaign.这家公司把数百万的资金投入到广告活动中。●ˌpump sth ˈoutto produce sth in large amounts大量生产（或制造）◆The company pumps out hundreds of products every year.这家公司每年生产几百种产品。●ˌpump sth ˈupto increase the amount, value or volume of sth增加…的量（或价值、体积等）；提高◆The government is expected to pump up interest rates to slow down the economy.预计政府要提高利率以减缓经济增长。