Azotobacteria
[化] 固氮菌
🗣️ 情景例句
And now that you're satisfied with the performing arts section,
而且既然 对表演艺术这部分很满意，
What were you doing at about 4 o'clock yesterday afternoon?
你昨天下午在大约4点钟正在做什么？
so America and the EU have been trying to reach a deal which would eliminate the need to double-test many products.
美国和欧洲一直在寻求达成协议，以便为许多产品取消双重检查。