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
生命: life; vita; vivi-; bio-; -biotic 短语和例子生命的本原 blood; 视荣誉高于生命 value honour above life; 生命是怎样起源的? how did life begin? 月球上没有发现生命。 no life has been found on the moon.; 生命保障系统 life-support system