An iron bar stuck out at an angle.

一根铁条成一定角度地突出来。

《柯林斯英汉双解大词典》

It is accurate to within 0.03mm. The same sensor is used on a boat to shine a beam off the tiller bar, using the reflection to measure the Angle of the rudder.

这个感应器非常精确在0.03毫米内，同样的感应器也用在船只上去投射舵柄连接杆发出的电波，利用反射去计算舵的角度。

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To get the ball under the bar, they must learn to aim slightly lower than normal, reducing the ball's take-off Angle by around half a degree.

为了让球在门柱下，他们必须学着瞄准得比往常烧低一些，将球的起飞角度降低半度左右。

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But the visitors really should have been level before the hour when Blackman's cross found Danny Kedwell, only for the Dons' top-scorer to side foot over the bar from the angle of the six-yard box.

BBC: Sammy Moore

Liverpool briefly threatened when Torres fired over the bar from an acute angle and Chelsea suffered a blow when captain John Terry received a yellow card for a late challenge on Reina, meaning he will be suspended for the second leg at Stamford Bridge next week.

CNN: Chelsea fight back for crucial away victory

Friars' speculative effort clipped the angle of the post and bar in the ninth minute as Newry started brightly.

BBC: Cliftonville 2-0 Newry City