stoppers

例句:

• He put the stoppers on people borrowing his books without asking.
  他不让别人擅自借走他的书.
  
• Incubation bottles with ground - glass stoppers are utilized.
  使用带 毛玻璃 塞子的培养瓶.
  
• I opened some of the bottles, smelt them, and put the stoppers to my lips.
  我打开几瓶药, 闻闻它们, 而且把塞子搁在嘴皮上尝尝.
  
• The company had long viewed the stoppers as a commodity.
  来自WSJ
• The stoppers, by comparison, looked promising.
  来自WSJ
• The stoppers' low price was only the first benefit.
  来自WSJ