Unit 13 英语状语从句翻译
一、时间状语从句 （1）译成对应表示时间状语1. When they analyzed these rocks，they found “shocked” quartz grains—slivers with a particular arrangement of micro cracks believed to represent the relic left by an extraterrestrial impact.在分析这些岩芯时，他们发觉“冲击”石英颗粒———带有特殊排列微裂缝薄片，科学家认为他们是外层空间来物体与地球碰撞留下来遗址。
2. As land developed，rain water and rivers dissolved salts and other substances from rocks and carried them to the oceans，making the ocean salty.在陆地形成时，雨水和河水溶解了岩石中盐和其它物质并把它们带入海洋，使海水变咸。