herd mentality
US /hɜrd menˈtæl.ə.ti/
UK /hɜrd menˈtæl.ə.ti/

1.
從眾心理, 羊群效應
a situation in which people act like a herd, without thinking for themselves, often leading to irrational or dangerous decisions
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The stock market crash was partly due to herd mentality, as everyone panicked and sold their shares.
股市崩盤部分是由於從眾心理,因為每個人都恐慌並拋售了他們的股票。
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It's important to resist herd mentality and make your own informed decisions.
重要的是要抵制從眾心理,並做出自己明智的決定。