失望

bù yào gǎn dào bēi guān shī wàng

不要感到悲观失望。

Do not be pessimistic and lose hope.

tā men suī rán shī bài duō cì dàn shì bìng méi yǒu wán quán shī wàng

他们虽然失败多次，但是并没有完全失望。

They failed time and again, but they never gave up hope.

zhè jiàn shì ràng wǒ duì zì jǐ hěn shī wàng

这件事让我对自己很失望。

This made me disappointed with myself.

nǐ shuō de huà shǐ wǒ hěn shī wàng

你说的话使我很失望。

I find your remarks very disappointing.

jié guǒ shì ràng rén shī wàng de

结果是让人失望的。

The result was disappointing.

hái zi bù zhēng qì zhēn lìng rén shī wàng

孩子不争气，真令人失望。

The child does not try to make a good showing, which is very disappointing.