這篇學習筆記的主要內容，是關於固定搭配at large的意思和例句。
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at large 中的兩個單詞，直譯是「在"和「大"，搭在一起，不但可以表示"在大（的範圍或方面）"，還可以是"在逃，廣大的，全部都是的，自由的，為所欲為的…，等等。」根據不同的語境作選擇。
通過例句來看看吧：
Once arrived the wild, the four puppies were at large.
一到野外，四隻小狗就鬧翻天了。
The passed year has been extremely difficult and unforgettable for the world at large.
對全世界來說，剛過去的一年都是極其艱難的，難以忘記的。
The new measures was warmly welcomed by the public at large.
這些新舉措受到群眾的熱烈歡迎。
A patient of infectious disease is at large .The government asks every one giving help to find him.
一名傳染病患者逃出了醫院，請全體市民協助找到他。
The movie "Shows the Sword" is highly loved by the audience at large.
電影《亮劍》深受廣大觀眾的喜愛。
Selection by natural and
survival on the fittest is a law in the biological world at large.
物競天擇，適者生存是生物界廣泛存在的規律。
Once again, never open the window, never get out of the car! Don't try to challenge the tigers at large。
再強調一次，絕不允許開車窗，更不允許下車！不要試圖挑戰放養的老虎。
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歡迎一起來學英語，歡迎指正。