三伏
sānfú
ㄙㄢ ㄈㄨˊ
- 1the three annual periods of hot weather, namely 初伏[chu1 fu2], 中伏[zhong1 fu2] and 末伏[mo4 fu2], which run consecutively over a period from mid-July to late August
Example
近來進入三伏天了。
jìnlái jìnrù sānfútiān le
Lately, we've entered the dog days of summer.