举个例子：米宽光学望远镜要接收可见光波，其宽度就要大于所接受光波波长的数百万倍。
To illustrate: A meter-wide visible light telescope is a couple of million times wider than the wavelength of light it gathers.
举个例子：米宽光学望远镜要接收可见光波，其宽度就要大于所接受光波波长的数百万倍。
To illustrate: A meter-wide visible light telescope is a couple of million times wider than the wavelength of light it gathers.
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