If I had space I could quote numerous passages to this effect from highly competent authorities.

如果我有空间， 我可以引用高级主管当局的许多段落来说明这一点。

The matter was settled at the time, and by the competent authorities, —equitably, it is to be presumed, —and, at all events, irrevocably.

此事当时已由主管当局解决——可以公平地推定——而且无论如何都是不可撤销的。

Some highly competent authorities are convinced that the setter is directly derived from the spaniel, and has probably been slowly altered from it.

一些高度权威的权威人士相信塞特犬是直接从西班牙猎犬衍生而来的， 并且可能已经从它那里慢慢改变了。