a point of convergence of light (or other radiation) or a point from which it diverges 同义词:focus, focal point a fixed reference point on the concave side of a conic section 同义词:focus foci详细解释 fo.cin.(名词)A plural of focus focus的复数0...
plural offocus(Definition offocifrom theCambridge Advanced Learner's Dictionary & Thesaurus© Cambridge University Press) Examplesoffoci foci For example, a column in a facade and a column in structural analysis would have different meanings, and should therefore have different representationalfoci. Fr...
classically correct plural offocus(n.). Entries linking tofoci focus(n.) 1640s, "point of convergence," from Latinfocus"hearth, fireplace" (also, figuratively, "home, family"), which is of unknown origin. Used in post-classical times for "fire" itself; taken by Kepler (1604) in a mat...
How to find the foci of an ellipse; How to find the coordinates of the foci of an ellipse; and How to draw an ellipse after finding the foci of an ellipse. Keep on reading to start learning. What are the foci of an ellipse? An ellipse's foci, the plural of focus, are the two ...
focuses is of common use.Although they have the same meaning, it is recommended that foci to ...
The meaning of FOCUS is a center of activity, attraction, or attention. How to use focus in a sentence. Did you know?
A focal point, or focus, (plural: foci) is a point at which waves bouncing off a curve will collect. For example, the antenna in a satellite dish is the focus of the dish because all signals hitting the bowl of the dish will bounce off of the dish and hit the antenna, thus focusi...
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n.焦点;焦距;聚焦(focus的复数) n.(Foci)人名;(意)福奇 中高频词 英文词源 foci (n.) classically correct plural of focus (n.). 双语例句 1. Both lungs will have innumerable metastaticfociand lymphangitic involvement. 双侧肺内出现无数的转移病灶和淋巴管性播散. ...