Stefano used a motor cycle to herd the sheep.斯特凡诺骑一辆摩托车放羊。A herd of elephants lolloped across the plains towards a watering hole.一群大象缓慢而笨拙地穿过平原，朝水潭走去。a herd of bison一群野牛...
How many teachers have we ready to ride herd on such a large number of children?我们有多少教师来管束这么多的孩子 呢 ?The herd must be culled.必须有选择地杀掉部分牧畜.They are individuals; they will not follow the herd.他们是独立的个体，不愿随大溜。...brute loyalty...
The president has agreed to whittle down his proposal.总统已经同意减少他的提案。Their approach is to whittle away at the evidence to show reasonable doubt.他们的做法是要削弱证据的说服力以提出合理的质疑。They are trying to whittle down our salaries.他们正着手削减我们...
Etherification of butanol with ethylene oxide by a new style solide acid catalyst is investigated.研究了丁醇和环氧乙烷在一种新型固体酸催化剂上的醚化反应.The purified rice amylose and amylopectins were obtained by n - butanol recrystallization meth...
碳精棒常用于电弧灯.The stick of carbon is often used in an electric arc lamp.内阳极有两种材质,分别为不溶性碳精棒和含磷铜棒.The inner anode includes insoluble carbon and phosphorous - copper bar....