měi fān dào xīn bù fen qián kě yǐ yòng yí jù zhuǎn chǎng jiē xià lái jiǎng fāng àn

每翻到新部分前，可以用一句转场：“接下来讲方案”。

Before flipping to a new section, you can use a transition: "Next, let's talk about the plan."