01
今日长难句
In normal times, the refining business is a low-margin adjunct to the geopolitically charged upstream business of oil production and the politically charged downstream business of retail sales.
02
词汇解析
in normal times 在正常情况下
the refining business 炼油业务
low-margin adj. 低利润的
adjunct [ˈædʒʌŋkt] n. 辅助，附属物
geopolitically charged 受地缘政治影响/主导的
upstream business 上游业务
downstream business 下游业务
retail sales 零售
03
结构分析
✔句子主干：
the refining business is a low-margin adjunct
✔定语：
to the geopolitically charged upstream business of oil production and the politically charged downstream business of retail sales
✔状语：
In normal times
04
参考译文
In normal times, the refining business is a low-margin adjunct to the geopolitically charged upstream business of oil production and the politically charged downstream business of retail sales.
version1：在正常情况下，炼油业务是地缘政治主导的石油生产上游业务和政治主导的零售下游业务的低利润附属业务。
version2：在正常情况下，炼油业务是一项低利润的业务，是受地缘政治影响的上游石油生产业务和受政治影响的下游零售业务的附属业务。
