Rakotoarisoa says Madagascar is now on the path back to legitimacy because it is entering a transition between two democratic regimes.

VOA: standard.2009.03.20

It has two irons that are involved in doing the chemistry, so it includes transition metals.

反应中有两个铁原子参与,因此她还要了解过渡金属。

麻省理工公开课 - 化学原理课程节选

The two men also discussed the timing of the planned transition of security responsibility from U.S.

VOA: standard.2009.12.09