a vertical line dividing a staff into equal measures
把五线谱分成相等节拍的竖线

A vertical line dividing a staff into equal measures.
小节线把五线谱分成相等节拍的竖线

Staff costs do not appear far out of line with income.
员工的成本和收入并未表现出非常的不相符。

And seek not the depths of your knowledge with staff or sounding line.
也不要用标竿或绳索测量你们的知识。

A bar line is a vertical line through the staff or system to mark a metrical division, corresponding to the time signature.
小节线是与五线谱或谱表垂直的竖线，与拍号相对应。

As there is something wrong with the trunk line of the network, the transmission of data is blocked. The technical staff is urgently repairing it.
由于网络的中继线出了问题，造成数据通信不畅，技术人员正在抢修。