zhège lùntán píngshí bù wēn bù huǒ, zhǐyǒu chū le xīn chǎnpǐn píngcè nà jǐ tiān cái tèbié huóyuè

这个论坛平时不温不火，只有出了新产品评测那几天才特别活跃。

This forum is usually lukewarm; it only gets really active when new product reviews come out.