在我自身研究领域，科学家和工程师已经发明了可以帮助体弱婴儿呼吸更顺畅，在战区检测疟疾和艾滋病毒，以及将假药清除出农村地区的众多设备。
Scientists and engineers in my own research area have already invented devices to help vulnerable babies breathe easier, detect malaria and HIV in war zones, and keep counterfeit medicines out of rural areas.