Being gotten together in very small Angle along direction perpendicular to central axis of chip of LED, most of light transmits around from side face.

其作用是改变发光二极管芯片的光的发射方向，将大部分光从侧面，沿垂直于发光二极管芯片中心轴线的方向聚集在很小的角度内向周围发射。

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He progressed slowly along the coast in an easterly direction.

他沿着海岸向东缓慢行进。

《柯林斯英汉双解大词典》

The satellite signals, along with inputs on speed from a wheel-speed sensor and direction from a meter, determine the car's position even as it moves.

根据卫星信号，连同轮速传感器输入的速度和仪表所示的方向，即使在汽车移动时也能确定它的位置。

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If an individual were in a cave with no access to any kind of outside information other than the direction of the gold price, this person could reliably forecast the health of the economy, along with the direction of the stock market.

FORBES: Magazine Article

The whales are said to be heading in a south-easterly direction along the channel towards Cardiff.

BBC: Pilot whales usually travel in family groups

That flip transfers angular momentum to the domain wall, pushing it along in the direction of the current.

ECONOMIST: How to record a memory on a wire