focal point
参考词典中focal point的常规释义：
基本释义
- 焦点,关注重点
参考例句
- A central part;a focal point.
中心部分;焦点
- A central part;a focal point.
英英解释
3个名词解释
- a point of convergence of light (or other radiation) or a point from which it diverges
[同] focal point, focus - a central point or locus of an infection in an organism
[同] focal point, focus, nidus
[例]- the focus of infection
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- the concentration of attention or energy on something
[同] direction, focal point, focus, focusing, focussing, centering
[例]- the focus of activity shifted to molecular biology
- he had no direction in his life
less ...点击查看……- a point of convergence of light (or other radiation) or a point from which it diverges
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