Pigeons preened their wings and cooed.鸽子用喙整理翅膀,咕咕地叫.She primped and preened in the mirror admiring the pendant, but she just wasn't satisfied.她对着镜了打扮来打扮去,欣赏着项链.可她还不满足.Bill preened his beard.比尔精心修剪了他的胡须。She preened h...
石蕊: 从几种地衣类植物中获取的带色有机化合物的混合物.Litmus: Mixture of coloured organic compounds obtained from several species of lichens.例如石蕊和酚酞.Examples are litmus and phenolphthalein.它能改变指示剂的颜色,使石蕊和通用指示剂变蓝.It can change the color of the ind...
Duncan Campbell is nationally known for his investigative work.邓肯·坎贝尔因其调查工作闻名全国。The president's popularity nationally is at an all-time low.总统在全国的人气目前正处于历史最低点。The programme was broadcast nationally.这个节目曾在全国播放过。...
I've tried everything from herbal cigarettes to chewing gum.中草药香烟、口香糖之类的我统统都试过了。They stopped up leaks with chewing gum.他们用口香糖粘住了漏缝。She was admonished for chewing gum in class.她在课堂上嚼口香糖，受到了告诫。...
The arbitrageurs'market dealing has tremendous impact on the market's macro - function.其中,套利交易者的市场行为,对于市场的整体运行,起到十分重要的作用.In futures market, the hedges, arbitrageurs, speculators make up the market participants....