sud·den /ˈsʌdṇ/
 突然,忽然(a.)突然的,意外的,快速的,即刻的


 Sud·den a.
 1. Happening without previous notice or with very brief notice; coming unexpectedly, or without the common preparation; immediate; instant; speedy. “O sudden wo!” --Chaucer. “For fear of sudden death.” --Shak.
    Sudden fear troubleth thee.   --Job xxii. 10.
 2. Hastly prepared or employed; quick; rapid.
    Never was such a sudden scholar made.   --Shak.
    The apples of Asphaltis, appearing goodly to the sudden eye.   --Milton.
 3. Hasty; violent; rash; precipitate. [Obs.]
 Syn: -- Unexpected; unusual; abrupt; unlooked-for.
 -- Sud*den*ly, adv. -- Sud*den*ness, n.


 Sud·den, adv. Suddenly; unexpectedly. [R.]
    Herbs of every leaf that sudden flowered.   --Milton.


 Sud·den, n. An unexpected occurrence; a surprise.
 All of a sudden, On a sudden, Of a sudden, sooner than was expected; without the usual preparation; suddenly.
    How art thou lost! how on a sudden lost!   --Milton.
    He withdrew his opposition all of a sudden.   --Thackeray.

 ◄ ►


 sudden
      adj : happening without warning or in a short space of time; "a
            sudden storm"; "a sudden decision"; "a sudden cure"
            [ant: gradual]