California has contended for over a century with an annual wildfire season.

一个多世纪以来，加州一直在与一年一度的山火季节做斗争。

State media in Sudan say flooding has killed at least 52 people since the start of the annual rainy season.

苏丹官方媒体称，自一年一度的雨季开始以来，洪水已造成至少52人死亡。

But a key precondition is for the medical cocktail to be administered before the start of the annual rainy season in June.

但是，一个关键的前提条件是在每年6月雨季开始之前对人们进行混合药物预防。

20-year-old Ronnie Berlack and 19-year-old Bryce Astle died in the incident near Rettenbach Glacier in the venue for the annual season opening world cup races.

20岁的罗尼·贝莱克，以及19岁的布莱斯·阿斯特在雷顿巴冰川遭遇事故，他们正在这里准备一年一度的世界杯。

Unlike Egypt, there are hardly any irrigation or water storage systems in Ethiopia and so farmers here are entirely dependent on the annual rainy season to grow their crops.

和埃及不同的是，埃塞俄比亚几乎没有任何灌溉设备或储水系统，所以这里的农民完全仰赖一年一度的雨季来种植农作物。

The cutback comes as an estimated 11 million graduating seniors have joined the annual fall recruitment season, at a time when nearly one out of five young urbanites are out of work.

招聘名额缩水之际，估计有 1100 万应届生加入了一年一度的秋招，而此时近五分之一的年轻城市人失业。