施瓦茨说地下水清洁工作可能会持续到明年。
Schwarz says the groundwater treatment system will likely continue for the next year.
俄勒冈州环境质量部项目经理鲍勃·施瓦茨说。
Oregon Department of Environmental Quality project manager Bob Schwarz.
匹兹堡的神经生物学家安德鲁·施瓦茨说：“想象一下，你的手上所有的关节，这些关节可以完成20种动作。”
"Imagine all the joints that are in your hand. There's 20 motions around all those joints," says Pittsburgh neurobiologist Andrew Schwartz.
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