field line

基本解释

The plasma flows in a loop along a magnetic field line.
这些等离子体沿着磁力线的方向流动喷发。
The entire structure of the universe is formed around the field line radiation, the so-called "axis of evil" as the researchers dubbed it.
宇宙的整个结构是围绕着场线辐射形成的，也就是研究人员们戏称的所谓“邪恶轴心”。
The energy flow in the cross-section and cylindrical surface of the air gap is discussed, the field line of Poynting vector is mapped under different loads using these formula.
讨论了气隙横截面和圆柱面上的能流，得到了不同负载下坡印亭矢量场的场线；

Again, in an electric field line splitting observed, the intensity of the line splitting varying with the intensity of the applied electric field.
结果也证明谱线在电场中也会分裂，而且其分裂程度,随电场强度变化而变化。
麻省理工公开课 - 固态化学导论课程节选
And he found line splitting in the magnetic field.
他发现光谱线在磁场中分裂了。
麻省理工公开课 - 固态化学导论课程节选

The ball went all the way into the bullpen in foul territory halfway down the right-field line.
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And when a magnetic field line vibrates, he says, it makes an electric field which excites current in wires.
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