意味: かりゅうn. (Kanji=渦流) swirling currentn. (Kanji=下流) lower classes; lower reaches of a river, downstreamn. (Kanji=加硫) vulcanizingn. (Kanji=顆粒) granule, small grain, small grain-like formationv. (Kanji=加硫する) vulcanize, treat crude rubber with sulphur and expose it to high temperatures to increase its durability and elasticity