估计: estimate; evaluate; take stock of; size up; calculate; appraise; reckon; estimation; forecast 短语和例子大致估计 rude estimates; 非常乐观的估计 a very optimistic estimate; 照我的估计 by my reckoning; 据保守的估计 on
估计成本: approximate costscount costscount the costsestimate costestimated costs
