生物科技学家利用生物技术和遗传学为农业，工业和环境工业创造新的产物。
Biotechnologists tinker with living organisms. They use biochemistry and genetics to create new products for the agricultural, industrial, and environmental industries.
大约在世纪之交，如同宇航员一样，其中最典型的就是那些“公路勇士”。由于轻装上阵，他们看上去很潇洒，就像萨佛(Paulo Saffo，未来科技学家)所说，他们是过渡的一代人，他们的生活开始变得像寄居蟹。
Around the turn of the century, as some astronauts, typically executive road warriors, got smarter about packing light, says Mr Saffo, they graduated to an intermediate stage, becoming hermit crabs.
马里兰州交美特科技公司的莫斯坎瑞斯，一位专门研究污染的科学家，说：“早在节能技术出现之前，室内环境就已经很脏了。”
"The indoor environment was dirty long before energy conservation came along," says Moschandreas, a pollution scientist at Geomet Technologies in Maryland.
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