overshadow [ˌəʊvəˈʃædəʊ]

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v.遮阴，使失色

to cause someone or something to seem less important or less happy

Her new book will overshadow all her earlier ones.她的新书将会使她以前写的书都黯然失色。
Large oak trees overshadow the garden.高大的栎树把花园遮得很暗。