Also, it is strongly advised that you use a cardiopulmonary resuscitation (CPR) barrier device if giving mouth to mouth.

特别要强调的是：如果必须做口对口人工呼吸，一定要使用“心肺复苏屏障物”。

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A machine tool's control can be a barrier to reducing the machining cycle time and improving the finish of complicated 3d molds, aerospace parts or medical-device components.

机床数控系统可能会成为复杂3d模型、航空件和医疗零件加工中减少循环时间、提高精加工表面质量的障碍。

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A barrier on a network device to filter or block data packets based on such criteria as type, source, or destination.

根据各种标准(如类型、来源或目标)过滤或阻止数据包的网络设备屏障。

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It's not just the tinny noise that leaks out of the puny ear buds but the barrier the device erects between people.

BBC: Has the iPod made us anti-social?

"Imagination is the only barrier to the next era of mobile applications, " stated TH Kim, vice president of System LSI marketing, Device Solutions, Samsung Electronics.

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