Simple arithmetic expression
[计] 简单算术表达式
🧩 词语组成解析
🗣️ 情景例句
You've changed a lot since I last saw you.
自从我上次见到你以来，你改变了很多。
That nation is famous for its tourism.
那个国家以旅游业闻名。
When he went outside half an hour later, he was astonished to find the little black lamb was almost white.
半小时后，当他从屋里出来时，他惊奇地发现小黑羔羊全身几乎都变成白色。