concentration of matter的意思

concentration of matter中文翻譯：

物質濃度

相似詞語短語

concentration of power───集權；權力集中

concentration───n.濃度；集中；濃縮；專心；集合

extirpation of matter───物質消滅

matter of fact───n.事實；實際上，其實

matter of factly───實事求是

phases of matter───物質的相態

classes of matter───物質種類

classification of matter───物質分類

matter-of-fact───adj.實事求是的；講求實際的；不帶感情的；平淡的

雙語使用場景

Air quality is represented by annual mean concentration of fine particulate matter (PM10 and PM2.5, i.e. particles smaller than 10 or 2.5 microns).───空氣質量用年平均細顆粒物的濃度表示(PM 10至PM 2.5，即粒徑小于等于10或2.5微米的細顆粒)。

Most astrophysicists accept that this is the case, since according to general relativity, any concentration of matter of sufficient density must necessarily collapse into a black hole.───大多數天體物理學家接受這個情形，自從依照廣義相對論，充份密度物質任何集中一定必然坍縮為一個黑洞。

But why does this growing concentration of income and wealth in a few hands matter?───然而，為什么說收入及財富越來越集中于少數一些人手上意義重大？

英語使用場景