词典释义：
双语例句
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Timorousness has increased since last year, when immigration officials began raids across the country. More than 1,800 people have been arrested in northern and central California.
自从去年移民局官员开始全国突击搜捕以来，张惶无主的气氛越来越浓，在加州北部和中部有1800多人被逮起来了。