hoar frost descends

1. 霜降：ho-hum 哈欠声 | hoar frost descends 霜降 | hoar 灰白的

hoar frost descends的翻译

1. The leaves of Ormosia hosiei tree began change mostly in the end of November in FuJian province. If met the hoar frost descends, the foliole fell off rapidly.
    福建省境内的红豆树立木的叶相变化多数始于11月底，若遇霜降小叶即迅速脱落。