一年之中，产羔期最令羊农高兴。Lambing is the climax of the sheep farmer's year.他接收了来自产羔草场的母羊.He received the ewes from the lambing field.这种饲料对即将产羔的母羊补充营养很有用.This feed is of special value in steaming up the ewes as they come to lam...
那些狗继续用爪子疯狂地抓铁丝网。The dogs continued to paw and claw frantically at the chain mesh.这匹狼用爪子挠着树，嚎叫了整晚。The wolf clawed at the tree and howled the whole night.他用他的大爪子握了握基顿的手。He shook Keaton's hand with his big paw....
The separation of acetone, ethanol, benzene, chloroform, toluene was performed on a 10 % PEG - 20 M Chromosorb - W - AW - DMCS column.对样品中残留丙酮 、 乙醇 、 苯 、 氯仿 、 甲苯的分离选用10%PEG-20Mchromosorb -W-AW-DMCS 公谱柱.With the column ov...