A knife is sharpened on the grindstone; steel is tempered in fire.刀在石上磨, 钢在火中炼.A knife is sharpened on the grindstone;steel is tempered in fire.刀在石上磨,钢在火中炼。He sharpened the edge of his knife on a grindstone.他在磨石上磨快了他的刀刃....
当生活很艰难，你想要放弃的时候，请记住，生活充满了起起落落，如果没有低谷，那站在高处也失去了意义。When life gets hard and you want to give up, remember that life is full of ups and downs, and without the downs, the ups would mean nothing.战争让大家充满仇恨并相互指责。The war sweeps u...
最后他们不得不打出王牌.They had to play their best card at last.我只好打出王牌才赢得这一墩.I had to play a trump to win the trick.是的,我们即将打出王牌.Yes we are about to play the trump card....
For example, the teeth are more primitive. There are large canines and unusually shaped incisors.譬如, 牙齿更为原始, 有大的犬齿和非常合适的门齿.After removal of incisors to close it?拔除后门牙能闭合 吗 ?The incisors meet with a scissors grip.该门齿满足与剪刀...
We may reexamine our goals or our methods for attaining our goals.我们可能会重新审视我们的目标或我们实现目标的方法。Jim is halfway to attaining his pilot's licence.吉姆就快要拿到飞行员执照了。By that time she was attaining to fifty.那时她已快到五十岁了....
Wetland biogeochemistry is the core of wetland ecosystem ecology process.湿地生物地球化学是湿地生态系统生态过程的核心研究内容.Application of Geographical Information System ( GIS ) to the Study of Mercury Biogeochemistry in the Environment.地理信息系统...
The adhesion mechanism of barnacle , limpet, anemone, tube worm are described in this paper.主要介绍海洋生物中藤壶、帽贝 、 海葵 、 管栖蠕虫对其基材的粘附机理.Red, Anemone _ flowered ; stout stems , long stalks , lage thick leaves in dark green , spre...