“环状物”用英语怎么说

这些环状物各自有不同的振动频率.The rings resonate at more than one frequency each.受到烙铁的霹雳影响之后,可辩认出不吉利的环状物.The after - affects of this Iron Thunderbolt have an ominously recognizable ring.这些环状物的产生仍然很神秘.The origins of these rings still r...