他准备了很久的演讲，不料上台时却紧张得说不出话来。

Tā zhǔnbèi le hěn jiǔ de yǎnjiǎng, bùliào shàngtái shí què jǐnzhāng de shuōbuchū huà lái.

He prepared his speech for a long time, but unexpectedly he was so nervous on stage that he couldn’t say a word.

我以为今天不会下雨，不料刚出门就下大雨了。

Wǒ yǐwéi jīntiān bú huì xiàyǔ, búliào gāng chūmén jiù xià dàyǔ le.

I thought it wouldn’t rain today, but unexpectedly it poured just as I left home.

我们计划了一场郊游，不料遇到了暴雨。

Wǒmen jìhuà le yī chǎng jiāoyóu, bùliào yùdào le bàoyǔ.

We planned for an outing but unexpectedly encountered heavy rain.