Eighteen years old
十八岁───Eighteen years old
There are high school students sixteen to eighteen years old, and first-year college students.───那里有16到18岁的高中生，也有一年级的大学生。
He is eighteen years old.───他十八岁。
He was eighteen years old at that time.───当时他十八岁。
Young man liked him, seventeen or eighteen years old, was the very age of consuming large quantity of food.───象他这样十七、八岁的后生，正是能吃能喝的年龄。
Your daughter will be eighteen years old, your constant companion and a pair of watchful eyes on all you do.───你女儿18岁，已经是你的伴侣，会刺探你的秘密了。
As we reported last week, George Gershwin published his first song when he was just eighteen years old.───上周我们和大家讲了，乔治.格什温在他还只有十八岁的时候，发表了他的第一首歌曲。
He is already eighteen years old and is capacitated to vote.
He was eighteen years old when he joined the army.
As we reported last week, George Gershwin published his first song when he was just eighteen years old.
He was eighteen years old, and he was going to the Royal Academy in London to learn to be an artist.
He had been the newly appointed Head of the Fiana, eighteen years old, heady with the power of it.