
好词典

源自拉丁语 'facies'(面容、外观),17世纪进入英语,最初用于医学,19世纪扩展至地质学领域。
❶ 指特定环境下形成的岩石或地层的特征外观或组成,常用于地质学中描述不同沉积环境下的岩石特征。
“The sandstone exhibits a fluvial facies with cross-bedding.”
(这块砂岩展现了具有交错层理的河流相特征。)
“Marine facies often contain fossils of saltwater organisms.”
(海相地层通常含有咸水生物的化石。)
❶ 在医学中,指患者面部呈现的特定外观或表情,常反映某种疾病或生理状态。
“The patient's moon facies suggested Cushing's syndrome.”
(患者满月面容提示可能患有库欣综合征。)
“Hippocratic facies is a gaunt appearance seen in late-stage illnesses.”
(希波克拉底面容是晚期疾病中出现的憔悴面容。)
facies change — 指岩相或地层特征的突然变化,通常反映沉积环境的转变。
“The facies change from sandstone to shale indicates a deepening of the sea.”
(从砂岩到页岩的岩相变化表明海水深度增加。)
facies association — 一组相关岩相的组合,用于解释古代沉积环境。
“The facies association suggests this was once a tidal flat environment.”
(该岩相组合表明这里曾是潮坪环境。)