Ablaut
n. 元音交替
📖 牛津释义
ablaut
n[U]
(linguistics 语言) systematic way in which vowels change in related forms of a word, esp in Indo-European languages (eg drive, drove, driven) 元音交替（尤指在印欧语系中, 一个词的相关形式中有规律的变化, 如 drive, drove, driven）.
🗣️ 情景例句
It seems so simple now.
现在事情显得很简单了。
Good-bye,Bill.
再见，比尔。
Hello, Li Lei!
你好，李垒！