I can hardly believe it's been over eight years since you used to go camping at Cedar Creek.我几乎无法相信现在距离你过去常常去松溪露营的日子已经有8年多了。Our camping trip was spoilt by bad weather.天气不好，破坏了我们的露营旅行。The students turned to and clean...
Bosses have a way of always finding out about such things.老板总喜欢把这类事情搞清楚。How do these people get to be the bosses of major companies?这些人是怎样成为大公司的老总的？Unfair bosses and rude customers make us unhappy on the job.不公正的老板和粗鲁的顾客...
Such detergents do not yellow the wool as alkali tends to do.这种洗涤剂不会象碱那样使羊毛发黄.Development of detergents has required optimization of the surfactants structure.发展洗涤剂时,要求使用最恰当的表面活性剂结构.They may be solubilized by detergents ...