Effect an alteration
引起变化
🧩 词语组成解析
an
[æn]
art. 一（在元音字母前代替不定代词a）;一任一某一;一个;
🗣️ 情景例句
Sir, I thought this was an emergency.
先生，我想这是一位急病患者。
It really depends on when.
那得看什么时候。
Mrs.Richards realized that it must be the man from the Electricity Board who had come to read the metre.
理查兹夫人这才想到一定是供电局来人查电表了。