Whereastheboneembracedmanymicroscopiccanals,allowingthepassageofnervefibersandbloodvessels.
如果错,错在哪?该如何改正?
Theboneembracesmanymicroscopiccanals,allowingthepassageofnervefibersandbloodvessels.
是正确的,那么请问
Whereastheboneembracedmanymicroscopiccanals,allowingthepassageofnervefibersandbloodvessels.
如果错,错在哪?该如何改正?