n the cardinal number that is the sum of eighteen and one s being one more than eighteen
as, the hymnology of the eighteenth century
A poisonous serpent of Brazil (Bothrops jararaca), about eighteen inches long, and of a dusky, brownish color, variegated with red and black spots.
Some of the species were about eighteen feet high.
the cardinal number that is the sum of eighteen and one s
eighteenmo
n. 十八开
eighteens
十八岁（eighteen的复数形式）
eighteenth
num. 第十八, 十八分之一
Eighteenth Amendment
[网络] 第十八修正案
eighteenthly
adv. 第十八地
eighteenths
第十八, 十八分之一( eighteenth的名词复数 )
