| 释义 |
〔rhyolite〕A fine-grained extrusive volcanic rock, similar to granite in composition and usually exhibiting flow lines.流纹岩：一种精细纹理的喷出火山岩，在成分上类似于花岗岩并通常显现流线〔fish〕Any of numerous cold-blooded aquatic vertebrates of the superclass Pisces, characteristically having fins, gills, and a streamlined body and including specifically:鱼：鱼纲冷血水生脊椎动物中的任意一种，具有鳍、鳃和流线体型，尤指包括：〔streamlined〕Having flowing, graceful lines; sleek:流线的：有流体光滑线条的；光滑的：〔streamline〕A line that is parallel to the direction of flow of a fluid at a given instant.流线：在一定的距离内与液体流动方向平行的线条 |