hail shaft

(weather) a region of intense rain and hail accompanied by a strong downdraft

日本語の意味

強い下降気流を伴い、激しい雨と雹が降る地域

A sudden hail shaft struck the highway, reducing visibility to almost zero and forcing drivers to pull over.

激しい雨と雹が強い下降気流を伴う柱状の領域が突然高速道路を襲い、視界はほとんどゼロになり、運転手たちは路肩に停車せざるを得なかった。

意味（1）

(weather) a region of intense rain and hail accompanied by a strong downdraft

hail shafts

（ plural ）