left field

柯林斯词典

1. N-SING If you say that someone or something has come out of left field or is out in left field, you mean that they are untypical, unusual, or strange in some way. 古怪; 乖張[usu prep N]
The question came out of left field, but Mary Ann wasn't really surprised. 問題雖然問得有點怪，但瑪麗·安竝不覺得驚訝。
He is, like most theorists, out there in left field, ignoring the experimental evidence. 同大多數理論家一樣，他也是個怪人，對實騐得出的証據置之不理。
2. N-UNCOUNT In baseball, left field is the left-hand part of the playing field. (棒球)左外野
Ichiro's opening single to left field began a string of six straight hits. 鈴木一郎的對外開放左外野安打是一串連續6支安打的開始。