a low-grade infection

輕度感染

牛津詞典

So when you eat out, you're either spending more cash or eating low - grade product.

所以,當(dāng)你到外面吃飯的時候, 你不是花費了更多的金錢,就是食用了劣等的東西.

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The low grade mineral resources are widely distributed in the western China.

我國西部地區(qū)廣泛分布著低品位金礦資源.

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He is a bit let down by the low grade he got.

這次成績不好,他有點氣餒.

《簡明英漢詞典》

This paper analyzes the utilization problem of low grade ore with many uses.

微生物種類及其作用機(jī)理是浸出低品位礦石的關(guān)鍵所在.

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Leonard got a low grade in one subject, but all in all he's a good student.

李奧納多有一科成績很差, 不過整體而言還算是個好學(xué)生.

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