经典一句笑话
The Difference Between dBA and dBC | eHow我以後生個兒子名字要叫“好帥”,那別人看到我就會說“好帥的爸爸”。 工作,退一步海闊天空,愛情,退一步人去樓空。 錢不是問題,問題是沒錢! 喝醉了我誰也不服,我就扶牆! 我就像一隻趴在玻璃上的蒼蠅,前途一片光明,但又找不到出路. 如果多吃魚可以補腦讓人The decibel, which is a unit of measurement for sound levels and expressed as dB, is used in the fields of communication, electronics and signals -- and by various industries that have equipment that generate excessive noise. The terms dBA and dBC refer t...
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