英英释义：an advantage or good feature of something
“merit”可以做名词也可以做动词，它作名词的意思是“优点、价值”。这个词的用法比较正式，可以用来替换 good point(s) 或 advantage.
sentence
1. The great merit of the solution is its flexibility and low cost.
2. This travel guide book has the merit of being both informative and readable.
3. The pedagogies vary, but each has its own merit.
4. As in the West, the educational merits of bricks appeal to Chinese parents. Last year 98% of those surveyed by Lego said that play was essential for their child’s well-being, even more than Americans and Danes.
5. Setting aside the merits of her proposals, her focus on policy is clever politics, and unusual.（这里说的是美国民主党候选人 Elizabeth Warren）
6. By informing consumers about the relative merits of various products, ads improve the quality of purchasing decisions and, conceivably, leave both firms and shoppers better off than they would be in an ad-free world.（这里可以联想到“什么值得买” App）
7. Kevin Hassett, the chairman of the Trump administration’s Council of Economic Advisers, sees merit in the idea of strengthening America’s automatic stabilisers, as it can take too long to realise a recession is happening for discretionary stimulus to arrive in time.
practice
这个想法本身有价值，但在实践中并行不通。
The idea itself has merit but doesn't work in practice.
参考翻译：The idea has its merit but does not work in practice/in reality.
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