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
She doesn't know we've changed hotels.
她不知道我们换了旅馆呀。
You are to blame.
你该受谴责。
He asked me some personal questions, but I would never answer them.
他问了我几个个人问题，我根本不愿回答。