Tiredness or discomfort in your eyes from doing too much close-up work, like looking at a screen for a long time.
After working on the computer for hours, I started to feel eyestrain and needed to look away.
コンピュータで何時間も働いた後、目の疲れを感じ始め、遠くを見る必要がありました。
Aching or tiredness in your eyes which can happen after staring at something for too long, like a book or a screen.
She developed eyestrain from reading under the dim light, causing her to squint and see blurry.
薄暗い光の下で読書することで、彼女は目の疲れを引き起こし、目を細めてぼやけているものを見ることになりました。