Read each section, isolate and summarize the main statement in each section.

读完每个部分，分离并概括出每一个部分的主要意思。

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Make sure you have a main statement in your code, even if your module holds only functions.

即使模块只包含函数，也要确保代码中有一个main语句。

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Both the main statement and corollary have natural generalizations that can be bought at the same price.

主命题和系都有自然的推广，这些推广是用相同代价得到的。

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North Wales AMs from the four main political parties issued a joint statement to criticise the CHC's "utterly bewildering" decision.

BBC: North Wales NHS: Green light for baby care proposals

Following the CHC's decision to back the shake-up plans, north Wales AMs from the four main political parties issued a joint statement to criticise the CHC's "utterly bewildering" decision.

BBC: Flint protesters

"The meeting with Mr. Medvedev is the main event on his program, " the statement said.

CNN: North Korean leader arrives in Russia