wrap someone (up) in cotton wool
US /ræp ˈsʌm.wʌn ɪn ˈkɑː.tən wʊl/
UK /ræp ˈsʌm.wʌn ɪn ˈkɑː.tən wʊl/

1.
過度保護某人, 把某人裹在棉花裡
to protect someone too much from danger, difficulties, or unpleasant experiences
:
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Parents shouldn't wrap their children up in cotton wool; they need to learn to deal with life's challenges.
父母不應該過度保護孩子;他們需要學會應對生活的挑戰。
•
She was always wrapped up in cotton wool by her older siblings, so she never learned to stand up for herself.
她總是受到哥哥姐姐的過度保護,所以她從未學會為自己辯護。