one-trillionth

常见例句

• One trillionth(10-12) of a farad.
  皮可法拉，微微法拉万亿分之一法拉（10－12）
• One trillionth(10-12) of a second.
  皮可秒，微微秒万亿分之一秒(10－12)
• It added the one trillionth address to the list of Web pages it knows about.
  它的已访问网页名单添加了第1000000000000个地址。
• It was found in concentrations of 29 to 850 picogrammes per cubic metre of air. A picogramme is one trillionth of a gramme.
  每立方空气中含有29到850微微克浓度。一微微克是一克的万亿分之一。
• 2. One trillionth(10-12) of a second.
  皮可秒，微微秒万亿分之一秒（10-12）收藏指正
• picogram(one trillionth of a gram)
  微微克
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