all of A sudden，这个表达中的a不能没有吧

武汉加油

火眼睛睛的我认为经济学人这里又写错了，
! [7 G- Y( C. U0 d/ p) Y* V( f从朗读版验证了一下，读的确实是all of a sudden.

liqima

这种的不用单独开贴问吧
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直接查词典它不香吗？

逆风的香

根据Linggle显示，all of a sudden 占绝大多数，all of sudden可能错误，例句占比很少，但从数量上来看也是有一些的。
- W7 `# A* H# S( [8 k  M+ l) k2 r: U

mxh3698

To err is human, to forgive divine
  b% E2 }/ v8 @" X! s+ YIt is humanly impossible for books, magazines to be free of typos, right

oversky

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Youglish

; z$ @4 E5 `9 Oall of a sudden in English (1 out of 13106):
& f5 t! c: B7 G! B2 Uall of sudden in English (1 out of 14133):

* x; }2 b! c% q1 n* o口语占比有一半以上。
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sparkler

all of sudden 用得少一些吧，牛津和朗文都有例句：
朗文： ** In spring training I started off good with my throwing, and then all of sudden it declined. **
牛津：All of sudden he does this incredible run where he goes up two octaves and back down in quadruple time.