tubes

例句:

• The lungs are in fact constructed of thousands of tiny tubes.
  肺实际上由上千条细微的气管构成。
  来自柯林斯例句
• The fallopian tubes connect the ovaries with the uterus.
  输卵管连接着卵巢和子宫。
  
• Descartes saw it as a system of hydraulic tubes.
  来自THETIMES
• More rarely, the tubes have been malformed from birth.
  这些管状器官先天畸形的现象更加少见。
  
• Most businesses also throw their tubes in the dumpster.
  来自SA
• He cleaned test tubes and did other simple jobs.
  来自WSJ