高兴
gāo xìng
happy
glad; willing (to do sth); in a cheerful mood
tall (高) + rising (兴) = happy and in high spirits
High spirits literally lift your mood. When your energy rises and flourishes, happiness follows naturally.
她收到礼物，非常高兴。
tā shōu dào lǐ wù, fēi cháng gāo xìng。
She received a gift and was very happy.
你不高兴的话，可以告诉我原因。
nǐ bù gāo xìng de huà, kě yǐ gào sù wǒ yuán yīn。
If you are not happy, you can tell me the reason.