Trifid got its name because in photographs it has three distinct lobes .

照片上的三叶星群像是三片叶子组成，因为取名为三叶星群。

In the center , the three prominent dust lanes that give the trifid its name all come together .

在其中央，三道黑暗的尘埃带述说了三裂星云名称的来历。

The trifid nebula itself represents the final phase of star formation .

三叶星云本身代表着恒星形成的最后阶段。