大学英语精读文本1-6册(txt下载) 分节阅读 30

sustain

()going;confirm

genuine

;notfalse

unsettled

debatable

;havingstrongpointsonbothsides

biosphere

生命层；生物圈

conjoin

coherence

;consistency连贯；一致性

coherent

resemble

embryo

,orbeforecomingoutofanegg胚胎

emergence

entity

;being;existence实体；存在

totality

;completeness