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
and wait for the final results.
等待最后的结果。
She screamed in astonishment.
她惊吓得发出尖叫。
It is a world of red sandy deserts (hence its name----the Red Planet),
红色行星），