C and N metabolism的用法和樣例：
例句
- Effects of Light Condition and Nitrogen Supply on Carbon -Nitrogen Metabolism of Poa pratensis L.
光氮互作對草地早熟禾碳氮代謝的影響。 - The influence of various nitrogen levels on the activeness of key enzymes of flue-cured tobacco leaves in carbon and nitrogen metabolism were studied.
用盆栽試驗研究了不同氮素水平對煙草碳氮代謝關鍵酶活性的影響。
