There are some collections of P. flexilis with straight-walled or very weakly porose upper leaf cells.
柔韧性假单胞菌的一些集合具有直壁或极弱的多孔上部叶细胞。
2
To demonstrate the point, a firm called Flexilis used a partially opened American e-passport tucked in the pocket of a dummy to trigger an explosion as it passed a dustbin containing a small charge.