Monday is the Slight Heat, one of the 24 seasonal division points.
今天是24节气中的小暑。
The dog days fall between Slight Heat and Great Heat. They are humid and sultry days with the highest temperature of the year.
三伏天出现在小暑和大暑之间，是一年中气温最高并且潮湿、闷热的日子。
Because of drainage, sweep, slight heat expansion, and contraction, etc. there should be some proper interstice among the edges and the ends.
考虑到排水、清扫以及轻微的热膨胀、收缩等原因，塑木型材安装时，边到边、头到头之间必须留有适当的间隙。
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