On circumscription of the genus Dolomiaea DC.

关于川木香属的界限问题。

Circumscription: the act of circumscribing or the state of being circumscribed.

限制的行为或被限制的状态。

The transportation circumscription is for induction in early time, but for confining in later time.

屏蔽圈在早期更多是引导性的作用，在晚期才趋向于强控制的作用。

Of course law should control it, or else it would no longer existe if it exceeds law's circumscription.

当然，这种裁量的自由是法律控制下的自由，超出法律界限的自由将不复自由。

Secondly, image media close in our life, and the circumscription between dummy and reality became blur.

其次，影像媒介包围了我们的生活，而在大量的影像面前，虚拟与真实的界限开始变得模糊。