ガスの尾おじ字FuriganaMeanings1expression, noungas tail (of a comet)astronomy›Astronomy term for the ionized gas tail of a comet, distinct from the dust tail.彗すい星せいのガスの尾おは、太たい陽よう風ふうによって形けい成せいされる。A comet's gas tail is formed by the solar wind.
