Passengers on long-haul flights are being warned about the risks of deep vein thrombosis.长途航班上的乘客须注意可能出现深静脉血栓。He could have died after developing deep vein thrombosis during a flight to Sydney.他在一次飞往悉尼的航行中得了深静脉血栓，险些丧命。It...
Colonel Forster looked very becoming the other night at Sir William's in his regimentals.有天晚上在威廉爵士家里弗斯脱上校全副军装,看上去,真是一表人材.Forster was a venturer by nature.福尔斯特生来是一位冒险家.Forster , Joseph Conrad , George Orwell , Fyodor...
贼鸥是飞行速度很快的黑色鸟类，尾部长而分叉。Jaegers are swift black birds with long forked tails.管理员把我们带到斜坡上的一处有利位置，我们从那里看到了下面岩石上的银鸥。The warden took us to a vantage point on the slopes where we saw herring gulls on the rocks below.两点三点白鸥划破了渐变...