dast

abbr. direct analog storage technology 直接模拟存储技术; distributed anti-Stokes thermometry 分布式反斯托克斯测温技术; Division for Advanced Systems Technology 高级系统技术部; diethylaminosulfur trifluoride 二乙基胺三氟化物

发音

/dæst/

别名

dassn't

释义与例句

v.
  1. 1.

    third-person singular simple present indicative of dare; dares.

    Damon Runyon, The Lily of St. Pierre So I only go to Good Time Charley's to talk with him, and to sing in quartet with him. […] But just before five o'clock it is okay, as only the hostesses are there, and of course none of them dast to join in our singing, or Good Time Charley will run them plumb out of the joint.

  2. 2.

    dare (infinitive).

词源

Variant of darst, from Middle English darst, from Old English dearst.

来源：wiktionary