root-tubercle bacteria

• 根瘤菌

root-tubercle bacteria的用法和样例：

例句

1. Nodule bacteria are very good at biological nitrogen fixation.
   根瘤菌是生物固氮的能手。
2. He was the first to apply serological tests to the study of legume bacteria.
   他最先将血清学试验用于根瘤菌的研究。