traversing bar

• 横梁

traversing bar的用法和样例：

例句

1. The beam was screwed down to the cross bar.
   横梁已用螺丝柠在垮木上。
2. We had a little bit of luck when somebody hit the bar but we deserved a clean sheet.
   我们有一些运气，当他们击中横梁的时候，但我们清除了危险。