cattle carrier

基本解释

Spongy bone of cattle can be well used as carrier in bone tissue engineering.
同时，牛松质骨可以作为一种较好的载体应用于骨组织工程学。
The leptospira Pomona was main serogroup(type) and pig and cattle were principal carrier and spreader of leptospira in the epidemic areas of Huaibei plain and Jianghuai hilly area.
淮北平原、江淮丘陵流行区感染的主要血清群（型）是波摩那群（型），猪、牛是主要的带菌动物和传染源；
Some chickens still claw for worms in the clay, the carrier pigeons are swinging wings back to nest, the cattle stand silently in stable, and the fishes are idly bubbling in shallow stream.
几只小鸡还在土里刨虫子，牛儿安静的站在牛圈里，信鸽拍打着翅膀回巢了，牛在栏圈里一声不响地站着，小鱼在浅浅的小河里悠闲地吐着泡泡。