pith

英 [pɪθ]

美 [pɪθ]

n.  (橙子等水果中的)髓; 精髓; 核心; 要点
vt.  杀死; 使瘫痪; 除去…中的髓

现在分词：pithing　过去式：pithed　第三人称单数：piths　过去分词：pithed　

GRE

BNC.25255 / COCA.23670

牛津词典

noun

• （橙子等水果中的）髓
  a soft dry white substance inside the skin of oranges and some other fruits
• 精髓；核心；要点
  the essential or most important part of sth
  1. the pith of her argument
     她论据的核心

柯林斯词典

• （柑橘类水果皮和瓤之间的）衬皮
  The pithof an orange, lemon, or similar fruit is the white substance between the skin and the inside of the fruit.

英英释义

noun

• the choicest or most essential or most vital part of some idea or experience
  1. the gist of the prosecutor's argument
  2. the heart and soul of the Republican Party
  3. the nub of the story
  Synonym:kernelsubstancecorecentercentreessencegistheartheart and soulinwardnessmarrowmeatnubsumnitty-gritty
• soft spongelike central cylinder of the stems of most flowering plants

verb

• remove the pith from (a plant)

双语例句

• Both the rubber and the pith ball are negatively charged.
  这时，橡胶棒和木髓球两者都带负电荷。
• Strengthen system building is the pith of modern political civilization.
  加强制度建设，是现代政治文明的精髓所在。
• Special subepidermal cells were found to exist beneath the epidermises of H. cordata stems and leaves and secretory cells were found to exist in the cortex and pith of the stems.
  鱼腥草茎和叶的表皮下有特殊的皮下层细胞，茎的皮层和髓中有分泌细胞存在。
• The economic feature is obvious. shows that of all types casparian strip exits in endodermis and evident pith does in young root; primary xylem is exarch and tetrarch;
  智囊团的经济特质是显而易见的。结果表明：内皮层都具有凯氏带，幼根均具有明显的髓，初生木质部均为外始式四原型；
• The central cylinder in which the primary vascular tissue is arranged around a pith, as in most seed plants.
  一种管状中柱，其中初生脉管组织排列在髓孔周围，存在于大多数种子植物中。
• A charged pith ball may be used as a test body to determine whether or not a second body is charged.
  一个带电的木髓球可当作一个检验物体，去确定另一个物体是否带电。
• Law belief: the pith and marrow of law lies in how to combine and use it.
  个人法律信念：法律的精髓在于如何组合和运用！
• If the borer has been properly located and drilled into the pith, a record of growth and age is obtainable for that position on the tree.
  如果生长锥放的位置适当，钻入木髓即可得到树木那个部位的生长记录和年龄。
• On medicine, according to the origin of haemal cell, haemal tumour cent is lymphatic sex tumour and pith sex tumour.
  在医学上，根据血液细胞的来源，将血液肿瘤分为淋巴性肿瘤和髓性肿瘤。
• Research on Preparation and Properties of Molded Bagasse Pith Packaging Material
  蔗髓模压新型包装材料的制备和性能研究