无缺陷晶体defect: vi. 叛变;逃走。 He defected to th ...crystal: n. 1.结晶,(结)晶体;晶粒;水晶(=rock cr ...crystal defect: 晶格缺陷; 晶体缺点; 晶体缺陷; 晶体缺隐defect-free: 没有缺点的crystal defect diffraction: 晶体缺陷下载手机词典可随时随地查词查翻译