The buttons had come undone.

纽扣都松开了。

《牛津词典》

Her blouse had come undone.

她的衬衫扣松开了。

《牛津词典》

Old friendships might come undone and new ones will develop.

旧的友谊可能会破裂，新的友谊会发展。

youdao

Did the cat get your tongue Did your string come undone One by one One by one It comes to us all It's as soft as your pillow (SINGING) I dreamed I was missing You were so scared But no one would listen 'Cause no one else cared After my dreaming I woke with this fear What am I leaving When I'm done here?

VOA: standard.other

And these strands of affection will never fray, nor will they come undone.

WHITEHOUSE: White House St. Patrick's Day Reception

However, if your bold actions fail to align with what you know is right, your efforts will ultimately come undone.

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Other consumer groups clamoring for guidance about whether thinner, mesh bumpers or those without ties that can come undone are safer.

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