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

• 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。
• He received many teachings of mahamudra, including all the oral pith instructions from the16th karmapa.
  他自第十六世大宝法王处领受了许多大手印法教，包含了所有的口诀心要。
• 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。
• 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
• Use an advanced laser measuring system to inspect position accuracy, pith, and backlash compensation of machine body.
  运用先进的高科技雷射量测系统来检测机台的定位精度、螺距及背隙补偿。
• They are the pith and marrow of a language, from which they are abstracted by constant use and formed into fixed phrases and short sentences.
  习语是语言的浓缩和精华，是人们在长时间的使用中不断经过提炼而成的固定词组和短句。
• 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。
• 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。
• The expansion and radial spread of cortex and pith cells are very strong after the mid-dle stage.
  中期以后直至成熟，皮层和髓细胞强烈扩大、径向伸长。
• They learn to extract the pith from the spine-defended inedible stem.
  他们学会了在脊柱中取出不能食用的干茎。