prolong

C2 CET-6 大学 FREQ #20329 ★☆☆☆☆

vt. 延长, 拖延, 拖长 [化] 冷凝管

发音

UK /pɹəʊˈlɒŋ/
其它 /pɹoʊˈlɑŋ/
US /pɹoʊˈlɔŋ/

词形变化

prolonged prolongest prolongeth prolonging prolongs 三单 prolongs prolonging 现在分词 prolonged 过去式 prolonged 过去分词

教材释义与例句

动词

延长；拖延

释义与例句

v. C2
  1. 1.

    To extend in space or length.

    及物
  2. 2.

    To lengthen in time; to extend the duration of.

    及物

    Complaining prolongs one’s pain.

  3. 3.

    To put off to a distant time; to postpone.

    及物

    The government shouldn't prolong deciding on this issue any further.

  4. 4.

    To become longer; lengthen.

    不及物

词汇关系

动词

同义词 5

extend sustain draw out keep up protract

上位词 6

continue preserve uphold lengthen carry on bear on

下位词 9

keep continue spin extend retain keep on spin out temporise temporize

近义相关 2

carry extend

词源

Either a back-formation from prolongation, or from Old French prolonguer or porloignier, from Latin prōlongō, from prō + longō. Doublet of purloin.

来源：wiktionary