您要查找的是不是：
- A vowel sound changed in this manner. 变元音由这种方式改变的元音发音
- He will take an oral examination. 他将接受口试。
- Y is sometimes a vowel, as in bicycle. Y有时是元音字母，如在单字bicycle中。
- My oral English is pretty rusty. 我的英语口语全荒废了。
- A vowel can form a syllable by itself. 元音能单独构成音节。
- Tongue twisters are used in our oral practice. 我们在口语练习中用饶口令。
- The oral opening in an earthworm is small. 蚯蚓的口是很小的。
- The doctor prescribed an oral dose of medicine. 医生开了一剂口服药。
- The class is chopped up into small groups for oral drill. 为进行口语训练，班级分成为几个小组。
- The old man told us a story passed on by oral tradition. 老人给我们讲述了一个口头流传的故事。
- An oral thermometer; an oral vaccine. 口用体温计; 口服菌苗
- A long syllable, vowel, or consonant. 长音节长音节、长元音或长辅音
- Hebrew has sublinear vowel sign. 希伯来人用放在线下的母音符号。
- She snatched at every chance to practice her oral English. 她把握一切机会练习英语口语。
- Of, relating to, or having the nature of a vowel. 元音性的属于、关于或有元音性质的
- 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。
- To mark(a consonant) with a vowel point. 加元音符号用元音符来标记（一个辅音）
- Each language has a different vowel system. 每种语言都有不同的元音系统。
- Use 'an' before words beginning with a vowel. 在以元音开始的词之前使用 an。
- We're having an oral test in class this week. 这星期我们班有一次口试。
