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- In misty weather, the pilots have to fly by instruments. 大雾天飞行,飞行员只得靠仪表。
- They had to fly by the seat of their pants. 他们不得不凭直觉飞行。
- Chemical decomposition induced by light or other radiant energy. 光分解,光解作用由光或其它光源引起的化学分解
- To fly by beating the air with the wings. 振翼飞行用翅膀拍打空气而飞行
- In the heavy fog he had to fly by apparatus. 在浓雾中他只得靠仪器飞行。
- Many lasers are pumped by light. 许多激光器是用光来激发的。
- I just caught a sight of a bike flying by. 我只是看见一辆自行车飞快驶过。
- To fly by the seat of his pants. 现在人们用。
- The old bridge can only be used by light vehicle. 那座旧桥只能通行轻型车辆。
- Airplane pilots must always fly by the book. 飞行员应按规则飞行。
- Cassini will next fly by Enceladus on October 31. 卡西尼号将在10月31日再次飞越土卫二。
- The old bridge can only is used by light vehicle. 那座旧桥只能通行轻型车辆。
- Birds learn to fly by instinct . 鸟类学习飞翔是出于本能。
- The old bridge can only be used by light vehicles. 那座旧桥只能通行轻型车辆.
- Watch it fly by as the pendulum swings. 看着它随着钟摆的摆动飞逝,
- It's get to the outdoor park by light rail. 乘轻轨电车到户外公园又快又便利。
- You Can go there by light railway. 你可以乘轻轨去。
- Is a chemical reaction driven by light ray. 就是光线驱动的一个化学反应。
- Several of the younger politicians seemed determined to make the sparks fly by their strong criticisms of the minister's plans. 好几位较年轻的从政者似乎决心以强烈批评部长诸项计划的方式激起争论。
- Optics The studies of the effects caused by light. 研究由光引起各种效果的科学。