Practical value
[经] 实际价值
🧩 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
What made you decide to change job?
是什么使你决定更换工作？
Congratulations on your good luck.
我恭喜你好运。
But instruments far more delicate than that were needed if any really serious advance was to be made.
但是，如果要取得真正重大的进展，需要有比这种装置精细得多的仪器。