界的英文：boundaryscopeextentcirclesgroupkingdom (taxonomy)

参考例句：The sporting world体育界,运动界Ireland borders the Atlantic Ocean爱尔兰以大西洋为界。Li shizhen was the originator of the Chinese pharmacology.李时珍是我国医药界的鼻祖。The playing area is demarcated by a white line.运动场地以白线为界.He has come rather to the front lately in the French detective service.他最近在法国侦探界里崭露头角。Religious cults and priesthoods are sectarian by nature宗教崇拜和僧侣界天然就有派性。The posterior borders of the left ventricle and inferior vena cava are well seen左心室和下腔静脉的后界看得很清楚。Mrecator might be used by a geologist mapping current directions in palaeozoic sediments地质学家可用麦卡托投影来绘制古生界沉积的水流方向。officialdom.官场，公务员界fields bordered by woods以树林为界的田野boundary是什么意思：n. 边界；范围；分界线Boundary is used with administrative areas smaller than a state or country boundary用于指行政区域,范围比国家小An exact artificial boundary condition is obtained on a spherical boundary by a constructive method.同样，采用构造法在球面上获得了精确的无反射人工边界条件。There are no indecisive boundaries between the two opinions.这两种意见界线分明。scope是什么意思：n. 机会，余地；范围，领域；眼界，见识；望远镜Beyond the scope越出范围 But there is plenty of scope at that level.然而在此水平上还是有足够的余地。He is a man of limited scope.他是一个见地狭窄的人。 extent是什么意思：n. 广度，长度，宽度；范围，程度，限度Determination of the Extent of Branching in Amylopectin支链淀粉分支程度的测定He loves you to a great extent.他很爱你。To that extent, Mr Sharon was no“ aberration”.由此看来，沙龙先生所作所为并非不循常理。到沪江小D查看界的英文翻译>

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