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 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
• 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。
• 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。
• 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。
• 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。
• 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 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；
• 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。
• 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。
• 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。