For particulates, the favored devices are inertial impactors, cyclones, electrostatic precipitators, and filters.分离颗粒常用的装置是惯性冲击器, 旋风分离器, 静电除尘器和过滤器.Handheld devices are used in a variety of specific contexts.手持设备会用在各种各样的具...
吃过午饭，她照看着博比，听他说话，哄他说说自己的事。After lunch, she watched, listened and coaxed Bobby into talking about himself.他连哄带骗地设法进了办公楼。He managed to wheedle his way into the offices.她总能哄得帕梅拉同意她晚睡一会。She could always sweet-talk Pamela int...