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

• 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。
• Using a sharp knife, cut away the pith and peel from both fruits
  用一把锋利的刀削去两种水果的外皮和中果皮。
• 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
• In the eyes of the anatomical structure of stem, it would be a chief measure to suppress the differentiation of vessel lumen and pith cavity for harnessing the overrun of the species.
  从茎的结构上看，治理该种应以限制其导管腔和髓腔分化为主要手段。
• 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。
• 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；
• 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。
• 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 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。
• Long sticks pith underdevelopment.
  长枝髓心不发达。