集中英语怎么写

single或者uniform

concentrateProductsaremoreconcentrated

keep paying attention

中了

英文原文：focus英式音标：[ˈfəʊkəs] 美式音标：[ˈfokəs]

focus one's minds

a) To centralizecentralize –verb (used with object)1. to draw to or gather about a center.2. to bring under one control, esp. in government: to centralize budgeting in one agency.–verb (used without object)3. to come together at or to form a center.Also, especially British, cen·tral·ise.b)To gather upgather upverb1. take and lift upward [syn: pick up] 2. gather or collect; "You can get the results on Monday"; "She picked up the children at the day care center"; "They pick up our trash twice a week" c)To center oncenter onverb1. center upon; "Her entire attention centered on her children"; "Our day revolved around our work"2. have as a center; "The region centers on Charleston" To massmass –noun1. a body of coherent matter, usually of indefinite shape and often of considerable size: a mass of dough.2. a collection of incoherent particles, parts, or objects regarded as forming one body: a mass of sand.3. aggregate; whole (usually prec. by in the): People, in the mass, mean well.4. a considerable assemblage, number, or quantity: a mass of errors; a mass of troops.5. bulk, size, expanse, or massiveness: towers of great mass and strength.6. Fine Arts.a. Painting. an expanse of color or tone that defines form or shape in general outline rather than in detail.b. a shape or three-dimensional volume that has or gives the illusion of having weight, density, and bulk.7. the main body, bulk, or greater part of anything: the great mass of American films.8. Physics. the quantity of matter as determined from its weight or from Newton's second law of motion. Abbreviation: m Compare weight (def. 2), relativistic mass, rest mass.9. Pharmacology. a preparation of thick, pasty consistency, from which pills are made.10. the masses, the ordinary or common people as a whole; the working classes or the lower social classes.–adjective11. pertaining to, involving, or affecting a large number of people: mass unemployment; mass migrations; mass murder.12. participated in or performed by a large number of people, esp. together in a group: mass demonstrations; mass suicide.13. pertaining to, involving, or characteristic of the mass of the people: the mass mind; a movie designed to appeal to a mass audience.14. reaching or designed to reach a large number of people: television, newspapers, and other means of mass communication.15. done on a large scale or in large quantities: mass destruction.–verb (used without object)16. to come together in or form a mass or masses: The clouds are massing in the west.–verb (used with object)17. to gather into or dispose in a mass or masses; assemble: The houses are massed in blocks.To focusfocus –noun1. a central point, as of attraction, attention, or activity: The need to prevent a nuclear war became the focus of all diplomatic efforts.2. Physics. a point at which rays of light, heat, or other radiation, meet after being refracted or reflected.3. Optics.a. the focal point of a lens.b. the focal length of a lens.c. the clear and sharply defined condition of an image.d. the position of a viewed object or the adjustment of an optical device necessary to produce a clear image: in focus; out of focus.4. Geometry. (of a conic section) a point having the property that the distances from any point on a curve to it and to a fixed line have a constant ratio for all points on the curve.5. Geology. the point of origin of an earthquake.6. Pathology. the primary center from which a disease develops or in which it localizes.–verb (used with object)7. to bring to a focus or into focus: to focus the lens of a camera.8. to concentrate: to focus one's thoughts.–verb (used without object)9. to become focused.To concentratecon·cen·trate /ˈkɒnsənˌtreɪt/ Pronunciation Key - Show Spelled Pronunciation[kon-suhn-treyt] Pronunciation Key - Show IPA Pronunciation verb, -trat·ed, -trat·ing, noun–verb (used with object)1. to bring or draw to a common center or point of union; converge; direct toward one point; focus: to concentrate one's attention on a problem; to concentrate the rays of the sun with a lens.2. to put or bring into a single place, group, etc.: The nation's wealth had been concentrated in a few families.3. to intensify; make denser, stronger, or purer, esp. by the removal or reduction of liquid: to concentrate fruit juice; to concentrate a sauce by boiling it down.4. Mining. to separate (metal or ore) from rock, sand, etc., so as to improve the quality of the valuable portion.–verb (used without object)5. to bring all efforts, faculties, activities, etc., to bear on one thing or activity (often fol. by on or upon): to concentrate on solving a problem.6. to come to or toward a common center; converge; collect: The population concentrated in one part of the city.7. to become more intense, stronger, or purer.–noun8. a concentrated form of something; a product of concentration: a juice concentrate.To rivet onrivet –noun1. a metal pin for passing through holes in two or more plates or pieces to hold them together, usually made with a head at one end, the other end being hammered into a head after insertion.–verb (used with object)2. to fasten with a rivet or rivets.3. to hammer or spread out the end of (a pin, bolt, etc.) in order to form a head and secure something; clinch.4. to fasten or fix firmly.5. to hold (the eye, attention, etc.) firmly.

stay focus, 很地道的用法， 你们老师教的都是中式英语，拿到国外去，当地人都很少用

于是 and then集中地 centralized area