focus on 的具体用法是什么？

把焦点对准,集中注意… 同反义词 同：[v.] center, center on, concentrate on, revolve about点击查看…… 参考例句 The focus on my camera isn't working properly.

我的照相机上的调焦装置有毛病.不适合点击查看…… 英英解释 动词解释： center upon Her entire attention centered on her children Our day revolved around our work[同] concentrate on, focus on, center, center on, revolve about, revolve around