他向我们解释了我们的主要工作：拖拉机发动起来，我们就出发，沿着田野寻找可以喷洒化学药剂的杂草。
He explained our basic task, the tractor fired up and we were off, riding down the field looking for weeds to spray with chemicals.
的确，那些设计飞机的设计师，寻找石油矿藏的工程师；还有制造新药的药剂师已经用三维技术多年了。
Indeed, the folks who design airplanes, search for oil deposits, and create new drugs have been hip to 3d for years.
虽然不能完全消除病毒，但二甲胺四环素为科学家们指明了一条方向，即寻找更多作用等同于二甲胺四环素的药剂。
Although we can not completely eliminate the virus, but minocycline for scientists pointed out a direction, that is equivalent to looking for more role of the pharmaceutical minocycline.
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