资料来源 : pyDict

白杨,白杨木

资料来源 : Webster's Revised Unabridged Dictionary (1913)

Poplar \Pop"lar\, n. [OE. popler, OF. poplier, F. peuplier, fr.
   L. populus poplar.] (Bot.)
   1. Any tree of the genus {Populus}; also, the timber, which
      is soft, and capable of many uses.

   Note: The aspen poplar is {Populus tremula} and {P.
         tremuloides}; Balsam poplar is {P. balsamifera};
         Lombardy poplar ({P. dilatata}) is a tall, spiry tree;
         white poplar is {Populus alba}.

   2. The timber of the tulip tree; -- called also {white
      poplar}. [U.S.]

资料来源 : WordNet®

poplar
     n 1: soft light-colored nondurable wood of the poplar
     2: any of numerous trees of north temperate regions having
        light soft wood and flowers borne in catkins [syn: {poplar
        tree}]

资料来源 : Free On-Line Dictionary of Computing

Poplar
     
        Morris, 1978.  A blend of LISP with SNOBOL4 pattern matching
        and APL-like {postfix syntax}.  Implicit iteration over lists,
        sorting primitive.  "Experience with an Applicative
        String-Processing Language", J.H. Morris et al, 7th POPL, ACM
        1980, pp.32-46.