Electrical alternation ot beart
[医] 心电交替
🧩 词语组成解析
alternation
[ˌɔ:ltə:'neiʃən]
n. 交替，轮流，间隔;交替工作;更迭;变换;
abbr. 加班（Overtime ）；圣经旧约（Old Testament）；职业疗法（Occupational therapy）
🗣️ 情景例句
to talk to someone at the bank next week.
下星期与银行的人谈一谈。
I've never heard that piece before.Who wrote it?
我从来没听过那乐章，那是谁写的？
giant hovercraft liners could span the Atlantic;
大型的气垫班轮或许能跨越大西洋。