In education, the pendulum has swung back to traditional teaching methods.教育界又恢复了传统教学法。The ball which hung the roof is compound pendulum.悬挂在墙上的钟来回摆动.The familiar pendulum swing was to happen once more, and then stop.常见的钟...
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...