quadrillion的词源

英文词源

quadrillion (n.)

1670s, from French quadrillion (16c.) from quadri- "four" (see quadri-) + (m)illion. Compare billion. In Great Britain, the fourth power of a million (1 followed by 24 zeroes); in the U.S., the fifth power of a thousand (1 followed by 15 zeroes).

中文词源

quadrillion：千的五次幂(1015)

quadr-,四，-illion,百万，缩写自million.此处为million乘以三次1000.比较billion,trillion.

该词的英语词源请访问找单词词源英文版：quadrillion 词源，quadrillion 含义。