Alternans
[医] 交替的, 交替脉
✅ 同义词
🗣️ 情景例句
Who's the valedictorian of this class?
谁是班里优秀的毕业生？
Excuse me I couldn't write you sooner.
对不起我不能尽快给你写信。
Even so, people are going to find it difficult to get to work.
即使这样，人们仍会感到上班有困难。