polycrystalline materialpolycrystalline substance多晶体: polycrystal; crystal物质: matter; substance; material非晶体物质: amorphous substance; non-crystalline substance晶体物质: crystalline material; crystalline matter; crystalline solid; crystalline substance雁晶体物质: pseudo-crystalline material下载手机词典可随时随地查词查翻译关注微信公众号：chachacidian，回复:多晶体物质，即可在微信中查询翻译
