The exclusive privileges of corporations obstruct it from one place to another, even in the same employment.

公司的排他性特权阻碍了它从一个地方到另一个地方， 即使是在同一份工作中。

The statute of apprenticeship obstructs the free circulation of labour from one employment to another, even in the same place.

学徒制法规阻碍了劳动力从一种职业到另一种职业的自由流动， 即使是在同一个地方。

If they do cause symptoms, though, like for example obstructing a valve or the outflow of blood from the heart, they may be surgically removed.

如果它们真的引发了症状，例如阻塞心腔或瓣膜，导致血流动力学损害时，可行手术移除。