It was only a suggestion.

这只是个提议罢了。

《牛津词典》

It's only a suggestion, you don't have to take it.

这只是一个建议，你可以不听。

youdao

It's only a suggestion, and you can do what you please.

它仅仅是一个建议，你可以做你想做的事。

youdao

Only a suggestion to avoid litigation, retorted Weiss.

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"It's only a suggestion, " he said.

WSJ: Mayoral Candidate Catsimatidis Doesn't Lack for Ideas

This narrative, at times only a whisper or suggestion, weaves throughout my bodies of work.

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