"the shrieks of unwary animals taken by surprise" "some thieves prey especially on unwary travelers" "seduce the unwary reader into easy acquiescence"
Unwary spectators are sometimes injured by the explosions.
The courts should..protect the unwary from possible error.
牛津高階第八版
美國韋氏詞典
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維基百科 (自由的百科全書)