| 释义 |
sas·tru·ga
noun
or zas·tru·ga \ˈs]astrəgə, ˈz], ]äs-, -ˌgä; ̷ ̷ˈstrügə\
(plural sastru·gi or zastru·gi \-(ˌ)gē\)
Etymology: Russian zastruga groove
: a wavelike ridge of hard snow usually formed on a level surface by the wind parallel to its direction and occurring in great numbers in the snowfields of the arctic and antarctic regions — usually used in plural
< the crisscrossing and fan-tailed form of the sastrugi — R.E.Byrd > |