鐘打4下,要3秒,咁鐘打7下,要幾多秒呢?$ u, ~ r7 f' _' S
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; H9 ]( f) N: `1 d" b5 n) k% q5.39.217.77:8898鐘打4下,要3秒,咁鐘打7下,要幾多秒呢?^^
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) s- Q4 k/ Q" U- l& V2 mtvb now,tvbnow,bttvb答左回覆先好看答案呀^_^,唔係冇引咖啦- -v
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