风雨无阻

Explanation: From wind and rain hindered. Refers to the pre-appointment, no doubt on schedule. 　　Usage: Partial official; as the predicate attribute; that sustained 　　Source: Ming Feng Meng, "Awaken the common saying Ling Yu Jiao Ma Huang scholar fall": "yellow scholar ship from the land a short, rain or shine, so rush out." 　　Examples: A football match tomorrow, ~.