1.render v. 给予;提供;回报
例句:He had a chance to render some service to his country.
他有了一个为国服务的机会 。
2.revise v. 改变,修改(意见或计划)
例句:They realised that some of their prices were higher than their competitors 'and revised prices accordingly.
他们意识到自己有些价格高于竞争对手,就相应调整了价格 。