Nitragin
根瘤细菌肥料, 根瘤菌剂
🔁 扩展释义
【化】 硝化菌发酵酶【医】 根瘤菌硝化酶
🗣️ 情景例句
I go camping in the mountains to enjoy the fresh air.
我去山中宿营以享受新鲜的空气。
The husband has built a doghouse for his dog.
丈夫为爱犬建造了狗屋。
What must I do, MRS.Jones?
我应该做些什么呢，琼斯夫人？