Practical arithmetic
[经] 实用算术, 商业算术
🧩 词语组成解析
practical
['præktɪkl]
adj. 实践的，实际的;可实现的，实用的;注重实际的;可用的;
pr=pre提前+act行动，做+ical...的→pract实践+ical...的→实践的；实用的
🗣️ 情景例句
It's a pleasure to meet you too, Mrs. Green. I've heard so much about you.
格林太太，我也很高兴见到您。早就听说过您。
We should promote world peace.
我们应该促进世界和平。
Why didn't you tell her to use her own?
你为什么不叫她用自己的？