reign name of Qing emperor (1821-1850)
1.to do sb the honor (of attending etc)2.to put in an appearance3.to show up
photon (particle physics)
1.gangster; hoodlum2.bachelor; single man3.(dialect) wise person; astute person
1.northern lights2.aurora borealis
1.optical fiber2.fiber optics
Yangon (Rangoon), city, capital of Myanmar from 1948 to 2006
1.electric light2.lightning3.electro-optical
1.optometry2.to examine the eyes
光明磊落HSK 7–9 open and candid (idiom); straightforward and upright
发扬光大發揚光大HSK 7–9 1.to develop and promote2.to carry forward3.to bring to great height of development
a fluorescent light; a fluorescent lamp
1.light and shadow2.sunlight and shade
1.reflector (typically concave, as in a torch)2.mirror (typically plane or convex)
1.to have direct light blocked; to face away from the light source2.(electronics) backlight
1.to add luster2.to add glory
light energy (e.g. solar)
1.brilliance2.splendor3.magnificence
1.monstrous and multicolored2.grotesque and variegated