词典释义：
释义
v.
concentrate (something) in a small space or area
使集中于一点；使会聚
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the property of this country is concentred in a very few hands. 这个国家的财产集中在极少数人手里。
[no obj.]come together or collect at a common centre
集中；集合；聚集
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here the produce of this extensive territory concentres. 这片广阔地区的农产品在此集中。
〈古〉 使（两个或两个以上事物）会聚，使会合
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a passion in which soul and body were concentred. 使灵与肉结合的激情。
词源
"late 16th cent.: from French