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

• Refined tortoise and turtle tonic paste prepared from a-hundred-year-old pith and marrow is a superfine product promoting longevity.
  提炼百年精髓而制成的龟鳖精补膏，实为长寿精品。
• It is found that the loading capability and pith angle increase significantly under influence of thermal effect, and roll angle changes little.
  热效应使气体黏度和承载能力增加，从而使磁头飞行高度和俯仰角增大，但对侧翻角没有明显影响。
• Fishtail palm of India to Malay Peninsula; sap yields a brown sugar ( jaggery) and trunk pith yields sago.
  印度到马来半岛出产的鱼尾状棕榈，；树汁出产一种红糖（棕榈粗），树干的木髓出产西谷米。
• This principle is the whole pith of right-to-work legislation in america.
  这条原则是美国劳工就业权法规的全部精髓。
• 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。
• 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。
• 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。
• The pith of this stemlike stele appears rather strongly like collenchyma tissue.
  茎状中柱的髓显得颇强健，像厚角组织。
• The preparation process of new packaging material with bagasse pith as raw material and spent pulping liquor as adhesive was studied.
  研究了以蔗髓为原料，以酸法制浆废液为胶粘剂制备新型包装材料的工艺。
• The pith of sunflowers is a kind of natural cellular material.
  向日葵髓芯是一种天然的高分子泡沫材料。