focus on 的具体用法是什么？

Question

RT

Answer 1

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

Answer 2

focus on 一般指聚焦。。。集中于。。。，表示“重点、重要、关键”These proceedings focus on failures of constructed environments.

Answer 3

focus on 集中，集中在 及物动词。 The coordinated turning of the eyes inward to focus on an object at close range. 会聚眼睛向内的协调转动，从而聚焦在近处的某物体上 He was too shortsighted to focus on the object. 他由於近视过深而无法把视力焦点对准在该物体上。 The focus on my camera isn't working properly. 我的照相机上的调焦装置有毛病。