摘要：It has also become clear that giving medications or interventions at different times of day can profoundly alter their efficacy an

关注、收藏、分享、点赞和留言，期盼您的交流！

学习外刊英语长难句，考研考级英语轻松过

请先精读下面句子，翻译，再分析句型结构：

It has also become clear that giving medications or interventions at different times of day can profoundly alter their efficacy and side effects, with more than half of drugs influenced by these time-of-day, or circadian, rhythms.

核心词汇：

句型及句子成分分析：

这是一个主从复合句，由“主句+主语从句”组成

1. 主句（主系表句型）：

形式主语：It

真正主语：that从句

系动词：has also become

表语：clear

2. 主语从句（主谓宾句型）：

从句主语：giving medications or interventions at different times of day

从句谓语：can profoundly alter

从句宾语：their efficacy and side effects

从句状语：with 独立主格结构

“with +名词（more than half of drugs）+过去分词短语（influenced by these time-of-day, or circadian, rhythms）”独立主格结构做伴随状语。

参考译文：

来源：考道网