Azotobacteriaceae
[医] 定氮菌科
🗣️ 情景例句
Uh, we're home now, Ellen.
噢 ，我们现在到家了， Ellen。
I have come to make sure that your stay in Beijing is a pleasant one.
我特地为你们安排使你们在北京的逗留愉快。
No, I think it'll be all right for him to go to school.
不，我想他去上学没什么关系。