忽然

我wǒ忽然hūrán想起xiǎngqǐ了le我wǒ死去sǐqù的de妈妈māma。

I suddenly thought of my dead mother.

忽然hūrán天气tiānqì转zhuǎn为wèi多云duōyún。

All of a sudden, it became cloudy.

我wǒ忽然hūrán停下tíngxià了le脚步jiǎobù。

I suddenly stopped walking.

他tā忽然hūrán被告bèigào白bái，愣lèng在zài原地yuándì，表情biǎoqíng又yòu懵měng又yòu尴尬gāngà。

He was suddenly confessed to, stood there dumbfounded, looking both confused and embarrassed.