He is too quiet and shy.

他太安静和害羞了。

youdao

Mary was a very quiet and shy girl but Vimala liked her.

玛丽是一个非常安静和害羞的女孩，但维玛拉喜欢她。

youdao

She was quiet and shy.

她文静而又腼腆。

《牛津词典》

Anne Morrow was a quiet, shy and small young woman when she met Charles Lindbergh in nineteen twenty-seven.

VOA: special.2009.06.28

Then she spoke to the other attacker, who she described as quiet and shy.

WSJ: Woman Tried to Reason With London Attackers

Spike was a very quiet, shy withdrawn person and very unconfident.

BBC: Parsons toasts a 'comic icon'

Revis quickly established a reputation on the field as a shutdown cornerback, routinely holding wide receivers to quiet games and causing quarterbacks to shy away from his side of the field.

NPR: AP Source: Jets Allow Revis To Meet With Bucs