Use bifocal or varifocal lenses may relieve asthenopia.如改用双焦点或渐进多焦点镜片可能有助于减轻视疲劳.Results Questionnaire indicated most patients complained about dry eye , foreinbody sensation , asthenopia and red eye.结果调查问卷中,干眼患者最多的主诉是干涩、...
He feels that he cannot I am sorry arc drillmaster.他觉得不能对不起教官.Having welcome drillmaster and put army, we seemed to be dynamic soldiers.在认识教官和穿上我的军装后, 我看起来就像是个精力充沛的战士.The drillmaster is training the new soldiers at the d...
Some libraries carry a separate catalogue for each type of such audiovisual materials.有些图书馆对这类视听资料中的每一种都备有单独的目录.Would you please tell me how much this audiovisual disk is?请问这种声像带多少钱一盘?This paper presents an audiovisual c...