产量连年翻番，仍供不应求。

The output doubles year after year, still in short supply.

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然而产品仍供不应求，许多外地客商甚至等在他家里。

However the product still demands exceeds supply, a lot of other place travelling merchant wait even in his home.

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经杀虫剂处理的蚊帐供应增加了，但在几乎所有地方仍供不应求。

The supply of insecticide-treated nets increased but need outweighed availability almost everywhere.

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