overshadow
/ˌəʊvəˈʃædəʊ/verb
with obj.
1- tower above and cast a shadow over（高耸而）给…投下阴影：
an enormous oak tree stood overshadowing the cottage.
一棵高耸的大橡树把小屋笼罩在它的阴影中。
1.1
- figurative cast a gloom over〈喻〉给…蒙上阴影;使阴郁; 使不快：
it is easy to let this feeling of tragedy overshadow his story.
很容易使这悲伤的感情给他的故事蒙上一层阴影。
1.2
- appear much more prominent or important than比…更显眼; 显得比…更重要：
his competitive nature often overshadows the other qualities.
他争强好胜的本性往往掩盖了他的其他品质。
1.3
- （常作be overshadowed）be more impressive or successful than (another person)比…留下更深刻的印象; 比…更成功; 使相形见绌：
he was always overshadowed by his brilliant elder brother.
他那才华出众的哥哥总是使他相形见绌。
词源
Old English ofersceadwian （see OVER-， SHADOW）.