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
Who is it?
谁呀
He sketched his own part in the affair.
他概述了自己在此事中的作用。
but the paper was wrapped round a drum which rotated slowly.
根但是纸是卷在慢慢旋转的圆筒上的。