one-trillionth

常见例句

One trillionth(10-12) of a farad.
皮可法拉，微微法拉萬億分之一法拉（10－12）
One trillionth(10-12) of a second.
皮可秒，微微秒萬億分之一秒(10－12)
It added the one trillionth address to the list of Web pages it knows about.
它的已訪問網頁名單添加了第1000000000000個地址。
It was found in concentrations of 29 to 850 picogrammes per cubic metre of air. A picogramme is one trillionth of a gramme.
每立方空氣中含有29到850微微尅濃度。一微微尅是一尅的萬億分之一。
2. One trillionth(10-12) of a second.
皮可秒，微微秒萬億分之一秒（10-12）收藏指正
picogram(one trillionth of a gram)
微微尅