rough non-capsulated avirulent

• 粗糙的； 无荚膜的； 无毒力的[细菌]

rough non-capsulated avirulent的用法和样例：

例句

1. The book was printed on rough yellow paper.
   这本书用粗糙的黄纸印刷。
2. He felt the rough bark of the tree with his hand.
   他用手摸着粗糙的树皮。