They are already discovering how to colonise Venus and to irrigate the moon.他们正在探索如何殖民于金星,和如何灌溉月球.Still, we know surprisingly little about the smallest beings that colonise Earth.然而, 至今我们对这些拓殖地球的最小生物体的了解,竟然少之甚少....
Elephants wear the tusk down faster than they can grow it.象牙磨损的速度快于生长的速度。A huge tusk decorated the wall of his study.他书房的墙上装饰着一支巨大的象牙.The narwhal's single, spiral tusk has always been a mystery.独角鲸那独一无二的螺旋状尖角总是被视为神秘...
在转换时期的RNA合成可能有短暂的骤增.During the climacteric may be a transient burst of RNA synthesis.他们想今后几年内使哈珀 - 格兰特公司的营业额骤增两倍.They want to treble Harper & Grant's business over the next few years.如果发动机回火, 进气歧管骤增的压力就迫使阀门向后移动.If t...