英语中比billion大的数字单位是什么？

trillion
[5trIljEn]
num.万亿

trillion
AHD:[tr筶搚昂]
D.J.:[6trilj*n]
K.K.:[6tr!lj*n]
n.
The cardinal number equal to 1012.
Chiefly British
The cardinal number equal to 1018.

French
tri-[ third power ]
fromLatin tri-[ tri- ]
(m)illion[ million ]
fromOld French milion
*See Also : million

trillion

trillion
AHD:[tr筶搚昂]
D.J.:[6trilj*n]
K.K.:[6tr!lj*n]
n.
The cardinal number equal to 1012.
万亿，兆基数，等于1012
Chiefly British
【多用于英国】
The cardinal number equal to 1018.
百万兆基数，等于1018

French
法语
tri-[ third power ]
tri-[ 第三强权 ]
fromLatin tri-[ tri- ]
源自拉丁语 tri-[ 三，前缀 ]
(m)illion[ million ]
(m)illion[ 百万 ]
fromOld French milion
源自古法语 milion
*See Also : million

trillion

trillion
[5trIljEn]
adj, n, pron
-trillion 或 -trillions
(AmE.) 兆，1012
(BrE.)百万兆，1018

trillion
[5triljEn]
n.
[美、法]万亿, 兆; [英、德]百亿亿, 百万兆; 大量

trillionth
adj.
(第)万亿[百亿亿]的

trillion
n.
万亿[百亿亿]分之一

trillion 万亿

亿，a hundred million

zillion