一等用英语怎么说

一等的英文：
first-class

• Category of mail that is given less priority than first-class mail
  二等邮件(次于获优先处理的一等邮件)
• He was raised to the rank of a first-class official.
  他被提升到一等官职。
• The chief secretary of an embassy.
  大使馆的一等秘书.
• My regard for her went up another notch.
  我对她的敬重又增加了一等。
• He gained a first class Honours degree in economics.
  他获得了经济学一等荣誉学位。
• "Hold the line, please. I'll fetch him up. "
  请等一等。我去把他找来。
• able(-bodied) seaman
  【英】二等水兵;【航】一等水手。
• Felt inferior to his older siBling.
  感到比他的兄妹们低一等
• C: Just a minute. I'll tell her you're here.
  丙：请等一等，我去告诉她您来了．
• Mr. Sharp was the first master, and superior to Mr. Mell.
  夏浦先生是一等老师，比麦尔先生高一级。

• the First International
  第一国际（1864－1876）
• first approximation
  第一次近似;第一近似值;初步近似;一次近似值;一级近似;首次近似
• There was a hush at first.
  先是一阵寂静。
• It was semimonthly at first.
  它一开始是半月发行一次的。
• 'The First Day' is their first collaborative album.
  《第一天》是他们的首张合作专辑。

• It is a step class.
  这是踏板操训练班。
• The class dismissed.
  下课了。
• The class teacher sectioned the class for dialogues.
  老师把班级分组进行对话练习。
• The class teacher dismissed the class on time.
  教师按时下课。
• A second - class letter is slower than a first - class.
  二类信比一类信件慢。