单词	纯紫边界--纯紫界限
释义	纯紫边界；纯紫界限purple boundary
随便看	electron transport system--electro transport chain electron transport system; electro transport chain electron transport theory electron trap electron trapping electron-trapping optical memory electron traps electron tube electron-tube amplifier electron tube components electron tube controller electron-tube generator electron tubes electron-tube static characteristic electron tube testing electron tube voltmeter electron tunneling electron tunneling effect electron tunnelling electron typing electronuclear electronuclear device electronuclear--device electronuclear machine electron, unbound