eye-strain

n [U] tired condition of the eyes (caused, eg by reading very small print, or in dim light) 眼睛疲劳（如因读小字或光线暗所致）.

extroverted, extrude, extrusion, exuberance, exuberant, exuberantly, exudation, exude, exult, exultant, exultantly, exultation, eye, eye-bath, eye-catching, eye-level, eye-liner (also liner), eye-opener, eye-shade, eye-shadow, eye-tooth, eye-wash, eyeball, eyebrow, eyeful, eyeglass, eyelash (also lash), eyeless, eyelet, eyelid, eyelid (also lid), eyepiece, eyes, eyesight, eyesore, eyewitness, F, F, f, FA, fa (also fah),