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。
• 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。
• 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。
• 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 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。
• 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 pith of his speech was focused on the importance of education.
  他演讲的精髓在于着重阐述了教育的重要性。
• 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。
• The History of China's Gardening-the Pith and Inheritance of Ancient China's Gardening
  《中国造园史》&中国古代造园之精髓与传承
• I think, the pith of Zhengzhou tourism resources is culture, how to tap the cultural features is very important for Zhengzhou to propagate its prestige.
  我认为，郑州旅游资源的精髓其实是文化，此如何深入挖掘文化特色对传播郑州文化美名非常重要。