oral
单词辨析：
指用口头方式进行表达、交流的。
You had an oral examination, didn't you?
你考了口试，是吗？
An oral agreement is not enough, we must have a written promise.
只有口头协议是不够的，我们必须有一个书面承诺。
The class is divided into small groups for the oral drill.
为进行口语训练，全班分成了几个小组。
指语言或词汇主要用于非正式会话的。
This is a colloquial expression.
这是口语表达。
His letter is written in a colloquial style.
他的信是用口语体写的。
指口头表达或交流的，通常只限于语言方面。
This word is only used in spoken language.
这个词只用于口语。
They made a robot capable of understanding spoken commands.
他们制造了一个能懂口头指令的机器人。
强调只通过口头表达的。
They have a verbal agreement with him.
他们和他有个口头约定。
They were subjected to a torrent of verbal abuse.
他们受到大肆的谩骂攻击。
相关例句：
Oral epidemiology can be used to evaluate the efficacy of preventive measures.
口腔流行病学也可用于口腔疾病预防措施和预防方法的研究，并对其效果进行评价。
Your oral English is wonderful!
你的英语口语棒极了！
Students of English should have a lot of oral drills.
学英语的学生应多做口头练习。
The story of King Arthur became part of oral tradition.
亚瑟王的故事成为口头传说的一部分。
Painful typhoid injections are a thing of the past, thanks to the introduction of an oral vaccine
自从发明了口服疫苗后，令人痛苦的伤寒疫苗注射就成为了过去。
We have Math, Chinese, English and Oral English every day.
我们每天都有数学、语文、英语和口语课。