但它的实际用途可能是为便携式电子设备提供能源。
Their actual use may turn out to be to provide power for portable electronic devices.
该便携式电子设备包括外部构件，该外部构件容纳主体并具有开口。
The portable electronic apparatus includes an exterior member which houses a main body and has an opening.
专家知道便携式电子设备发出辐射能影响飞机导航和通讯所用的波长。
Experts know that portable device emit radiation which affects those wavelengths which aircraft use for navigation and communication.
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