piths

常见例句

用作名词 (n.)

• The stem is hollow with pith cavity.
  茎中空,具较大的髓腔。
• Both the rubber and the pith ball are negatively charged.
  橡胶棒和木髓球两者都带负电荷。
• The pith of that theory is serving for people.
  那个理论的精髓是为人民服务。
• That was the pith of his argument.
  那就是他论据的要点。
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