focus
- IPA[ˈfōkəs]
美式
- the center of interest or activity；an act of concentrating interest or activity on something
- (of a person or their eyes) adapt to the prevailing level of light and become able to see clearly；cause (one's eyes) to focus
verb: focus, 3rd person present: focuses, gerund or present participle: focusing, past tense: focused, past participle: focused
noun: focus, plural noun: foci
- 釋義
- 相關詞
名詞
- 1. the center of interest or activity this generation has made the environment a focus of attention 同義詞
- ▪ an act of concentrating interest or activity on something our focus on the customer's requirements 同義詞
- ▪ the point of origin of an earthquake.
- ▪ the principal site of an infection or other disease.
- 2. the state or quality of having or producing clear visual definition his face is rather out of focus 同義詞
- ▪ another term for focal point
- ▪ the point at which an object must be situated with respect to a lens or mirror for an image of it to be well defined.
- ▪ a device on a lens which can be adjusted to produce a clear image.
- 3. one of the fixed points from which the distances to any point of a given curve, such as an ellipse or parabola, are connected by a linear relation.
- 4. the part of a sentence given prominence, usually for emphasis or contrast, e.g., Bob in it was Bob who came, not Bill.
動詞
- 1. (of a person or their eyes) adapt to the prevailing level of light and become able to see clearly try to focus on a stationary object
- ▪ cause (one's eyes) to focus trying to focus his bleary eyes on Corbett
- ▪ adjust the focus of (a telescope, camera, or other instrument) they were focusing a telescope on a star 同義詞
- ▪ (of rays or waves) meet at a single point.
- ▪ (of a lens) make (rays or waves) meet at a single point.
- ▪ (of light, radio waves, or other energy) become concentrated into a sharp beam of light or energy.
- ▪ (of a lens) concentrate (light, radio waves, or energy) into a sharp beam. 同義詞
- 2. pay particular attention to the study will focus on a number of areas in Wales
- ▪ concentrate an opportunity to focus research on the health needs of the population 同義詞
- 3. place the focus on (a part of a sentence).
- directing a great deal of attention, interest, or activity towards a particular aim: Darren knows what he wants and he's very focused he seems to be very focused on the new challenge
Oxford Dictionary
- deliberate slight blurring or lack of definition in a photograph or movie: the scene was beautifully captured in soft focus and low lighting
- characterized by or producing a lack of definition: a soft-focus filter
Oxford American Dictionary
- deliberate slight blurring or lack of definition in a photograph or film: the scene was beautifully captured in soft focus and low lighting
- characterized by or producing a deliberate lack of photographic definition: a soft-focus filter
Oxford Dictionary
- the distance between the back of a lens and the image of an object at infinity.
Oxford American Dictionary
- a group of people assembled to participate in a discussion about a product before it is ...
Oxford Dictionary
- a camera focus that cannot be adjusted, typically used with a small-aperture lens having a ...
Oxford Dictionary
- the distance between the back of a lens and the image of an object at infinity.
Oxford Dictionary
- a demographically diverse group of people assembled to participate in a guided discussion about ...
Oxford American Dictionary
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- IPA[ˈfəʊkəs]
英式
- the centre of interest or activity: this generation has made the environment a focus of attention
- adapt to the prevailing level of light and become able to see clearly: try to focus on a stationary object
Oxford Dictionary
