羊也是利用瘤胃 、 蜂巢胃、重瓣胃来消化草料(刍料).Goats use rumen, reticulum and omasum to digest silage.含羞草素可在反刍家畜瘤胃内转变为另一毒素 3- 羟基 -4 ( 1氢 ) 吡啶酮 ( DHP ).Mimosine could be changed into another toxin 3 - hydroxy - ( 1 H ) pyridone ( DHP ) in th...
我们说服他参加可费了一番周折。We had the devil's own job to persuade him to take part.费了不少周折, 他们方到达大门.After much difficulty and jolting, they reached the gate.我们费了不少周折才找到一套空闲的公寓房间.We had a lot of bother finding a vacant apartment....