Hence, it is a very unique wave pattern and requires a very special type of antenna to pick it up.
因此，它是一个很独特的波形而需要一个特别型号的天线去接收它。
You need a good short-wave radio to pick up BBC English.
你需要一个质量好的短波收音机才可接到的BBC英语。
You can use a short-wave radio to pick up the programmes.
你可以用短波收音机来接收这些节目。
It is necessary to use a short wave radio to pick up the programmes.
必须有一台短波收音机才能收听这些节目。
It is necessary to use a short-wave radio to pick up the programmes.
必须有一台短波收音机才能收听到这些节目。
It is necessary that we should use a short-wave radio to pick up the programs.
我们必须使用短波收音机才能收听到这些节目。
It is necessary that we should use a short-wave radio to pick up the programs.
我们必须使用短波收音机才能收听到这些节目。
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