Azotomonas
固氮单胞菌属
🗣️ 情景例句
Rome wasn't built in a day.
冰冻三尺，非一日之寒。
To hang out the wash
晒干衣服
Now, this is the chemistry lab. Have you been in this lab before?
好啦，这是化学实验室。你们以前到过这个实验室吗？