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Did you know if the engine stops working, the plane becomes a glider and it can glide nine feet for each foot drop in altitude?

提供小引擎飞机的一些资讯，你知道如果引擎停止运转，飞机就会变成滑翔机，可以滑行9呎而降落吗？

The striking drop in numbers round British coasts of such seabirds as arctic terns, kittiwakes, guillemots and puffins is probably a result of the disappearance of sand eels.

在英国周围的海岸，象北极燕鸥、三只鸥、海雀和海鸭等海鸟数量的显著减少，可能是由于玉筋属鱼类消失导致的。

The striking drop in numbers round British coasts of such seabirds as arctic terns,kittiwakes,guillemots and puffins is probably aresult of the disappearance of sand eels.

在英国周围的海岸，象北极燕鸥、三只鸥、海雀和海鸭等海鸟数量的显著减少，可能是由于玉筋属鱼类消失导致的。

Its sales of Hummers fell 51 percent last year, the worst drop in the industry.

去年悍马的销售下降了51%，这是史上最低点。

Health officials say the result was a thirty-six percent drug incases drop in cases .

健康官员说其结果是发病率下降了百分之三十六。

Jack came lagging in late one afternoon, drank his two bottles of beer cooledin a wet sack on the shady side of the tent, ate two bowls of stew, four ofEnnis's stone biscuits, a can of peaches, rolled a smoke, watched the sun

drop。这天接近傍晚时，杰克慢条斯理走过来，喝下两瓶放在帐篷阴影处湿袋里冷藏的啤酒，吃了两碗炖肉，吃了四颗恩尼司硬如石头的软圆饼，一罐桃子，卷了一根烟，欣赏日落。

CISA said this is abnormal, as May/June usually see a rapid drop in inventory.

中钢协称这很不正常，因为5月/6月通常库存会出现迅速下降。

This paper stresses that the main motor must match system fly wheel torque,and there must be proper speed drop in shearing.

本文重点分析了主电机要与系统飞轮矩匹配及在剪切时要有恰当的速度降。

The treated cotton had improved anti-ultraviolet performance and exhibited a small margin drop in strength, elongation rate and break merit.

整理后棉织物的抗紫外线能力增强；强度、伸长率和断裂功均有所下降，但变化幅度不大；白度有所下降；折皱回复角增加；透气性也有一定程度的下降。

The huge Chinese Book Fair, so 36家小stores, is a drop in the ocean, insignificant.

偌大的中国书市，这么36家小门店，实在是沧海一粟，无足轻重。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。