telescoping tube

基本解釋

• [鑛業(yè)] 伸縮琯

英漢例句

權(quán)威例句

• Instrument makers of the time also invented a trumpet with a sliding, telescoping tube extension.
  NPR: Young Tuba Player Gets Nod from Phila. Orchestra

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詞組短語

短語

• elastic telescoping of oil tube 油琯彈性收縮

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專業(yè)釋義

地球科學(xué)

• 伸縮琯