Four operations
四则运算
🧩 词语组成解析
four
[fɔr]
num. 四;四个;第四;
n. 四的;四个一组之物;
n. 运作；运营；业务操作（operation的复数）
🗣️ 情景例句
Marilyn, you want coffee or tea? Marilyn
要咖啡还是茶？
Is it long drive from here to the dapartment store?
从这里到百货公司开车也要走很多时间。
We had some shoes like those a month ago,but we don't have any now.
一个月前我们有这要的鞋。但是现在没有了。