愉快

yú kuài

cheerful, cheerily, delightful, pleasant, pleasantly, pleasing, happy, delighted

渔夫在海边钓鱼。

yú fū zài hǎi biān diào yú。

Fisherman fishing on the seashore.

新年快乐

xīn nián kuài lè

Happy New Year

你走路很快

Nǐ zǒulù hěn kuài

You walk fast.

我晚餐吃鱼

wǒ wǎn cān chī yú

I ate fish for dinner

于是站起来

yú shì zhàn qi lai

So stand up

你的动作很快

Nǐ de dòngzuò hěn kuài

Your movement is fast.

这是快速的

zhè shì kuài sù de

It's fast

你说话太快

Nǐ shuō huà tài kuài

You speak too fast.

你开得太快

nǐ kāi de tài kuài

You drive too fast

我感到快乐

wǒ gǎn dào kuài lè

I feel happy