| 1. | We can ' t mickey mouse around while faced with technological challenges
我们面对技术上的重大挑战，不能浪费时间了。 |
| 2. | So far , packaging poses the most technological challenges and accounts for the largest fraction of the component cost
现时光电子工业面对最大的技术困难是光电子组件包装成本高昂。 |
| 3. | A major technological challenge is to reduce this drag in order to minimize the energy needed to transport fluids like oil in pipelines , or to move ships in the sea or aeroplanes in the air
科技上一个重要的挑战便是如何减低湍流流动中的阻力，从而减省运输流体（如原油） 、以及船只和飞机航行时所需要的能源。 |
| 4. | Four years after achieving the first non - stop round the world balloon flight , dr . piccard has taken on another spectacular human and technological challenge - to build a revolutionary solar powered plane to fly around the world
在完成驾驶热气球环绕地球这项创举的四年后， dr . piccard向另一项考验人类能力极限的项目挑战建造一架以太阳能推动的飞机环绕地球。 |
| 5. | Four years after achieving the first non - stop round the world balloon flight , dr . piccard has taken on another spectacular human and technological challenge - - to build a revolutionary solar powered plane to fly around the world
在完成驾驶热气球环绕地球这项创举的四年后， dr . piccard向另一项考验人类能力极限的项目挑战建造一架以太阳能推动的飞机环绕地球。 |
