a long shot
英 [ə lɔŋ ʃɔt] 美 [e lɔŋ ʃɑt]

n.

很少机会成功的尝试；

双语例句

1. Looking for her in the library was a long shot; I had no idea where she was.
   在图书馆中想找到她是不大可能成功的尝试，我不知道她在哪儿。
2. John was a long shot for mayor.
   约翰竞选市长，当选希望很小。
3. It's a long shot, but I should say she's about forty.
   这不好猜，但我猜她大约是四十岁左右。
4. It's a long shot but I think John must have stolen the bike.
   这只是一种猜测，但我认为一定是约翰偷了自行车。

权威例句

A long shot
A long shot
A Long Shot.
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Risk zones and longshot bias: an exploratory analysis