billionth

billionth读音音标

英 [\'bɪljənθ]

美 [ˈbɪljənθ]

billionth意思解释

n.& adj.

第十亿（的），十亿分之一（的）；

变形

复数：billionths

英英释义

n.

position 1,000,000,000 in a countable series of things

one part in a billion equal parts

同义词：one-billionth

adj.

the ordinal number of one billion in counting order

双语例句

用作名词(n.)One NM is one-1 billionth meter.一纳米是十亿分之一米。Some seismometers are capable of detecting ground motion as small as 1 billionth of a meter,or about 40 billionth of an inch.一些地震检波器能探测相当于十亿分之一米或亿分之四英寸的地面运动。