The Indians chipped flint arrowhead.印第安人凿制燧石箭头.An arrowhead is never used at the radius center.箭头永远不可以指向圆心.Only the arrowhead , carved from some milky blue stone, had any color.只有箭头, 是用乳状的蓝宝石雕刻的, 发出一些色泽....
The production of wear - resistant castables is optimized based on rheology, powder engineering, collochemistry and thermodynamics.耐磨 浇注料是建立在流变学 、 粉体工程学 、 胶体化学、热力学等前沿耐火材料理论基础上充分优化制成....
...the protection of mankind against the forces of nature: epidemics, predators, floods, hurricanes...保护人类抵御自然力——传染病、食肉动物、洪水和飓风During the annual floods the river deposits its silt on the fields.每年河水泛滥时都会在田野上沉积一层淤泥.Foreca...
Her speech was so slurred as to be almost incomprehensible.她的声音含糊不清，几乎让人听不明白。He burbled something incomprehensible.他不知咕哝了些什么东西。Some application forms can be incomprehensible to ordinary people.有些申请表格一般人可能看不懂。...
The International Water Ski Federation was founded in 1946.世界滑水运动协会成立于1946年.John: Can you water - ski?约翰: 你会滑冰 吗 ?Did you go water - ski during your holiday?你假期去滑水了 吗 ?...
中国想要提高其超过一万亿美元的外汇储备所带来的回报.CHINA wants to boost the return that it earns on its $ 1 trillion - plus stash of foreign - exchange reserves.我国年国民生产总值达到一万亿美元的时候,我们的产品怎么办?What shall we do with our products when our annual GNP ...
There's something about the Loire Valley that makes you want to savour every moment.卢瓦尔山谷有某种特殊气息，让人想要充分享受在这里的每时每刻。One of the most scenic areas of central France is Loire Valley.法国中部最优美的地区是卢瓦尔河流域.The top wine - produ...