1.focuson:集中註意力在某個事物或事情上。例如:Ineedtofocusonmystudies.(我需要專註於我的學業。)
2.focusone'sattentionon:將註意力集中在某個事物或事情上。例如:Pleasefocusyourattentionontheblackboard.(請將註意力集中在黑板上。)
3.focusinon:集中鏡頭、光線等在某個物體上。例如:Thecamerafocusesinonthefaceofthesuspect.(攝像機對準嫌疑犯的臉部。)
4.focusup/down:調節焦距,使影像更清晰或更模糊。例如:Pleasefocusthecameraup/down.(請調節相機的焦距,使影像更清晰或更模糊。)
5.outoffocus:不聚焦,模糊不清。例如:Theimageisoutoffocus.(影像不清晰。)
6.bringintofocus:使變得清晰。例如:Heistryingtobringtheobjectintofocus.(他正在努力使該物體變得清晰。)
7.bringintosharperfocus:使變得更加清晰。例如:Theteacher'sspeechbroughttheproblemintosharperfocusforher.(老師的講話使她對這個問題有了更清晰的認識。)