focus的例句

focus 的相关例句:

41.	a principal focus
	（物）主焦点
42.	real [true] focus
	（物）实焦点
43.	the right focus for getting a distinct image
	得到物体清晰图像的正确焦距
44.	virtual focus
	（物）虚焦点
45.	in focus
	焦点对准；清楚的，明白的
46.	out of focus
	焦点没有对准；模糊
47.	the focus of a disease
	病灶
48.	the focus of an earthquake [a storm]
	震惊[暴风雨中心]
49.	the focus of the world's attention
	世界注意的中心
50.	a focus of trouble between nations
	国际争端的焦点