It's past the appointed time. Maybe he isn't coming.

约定的时间都过了，别是他不来了吧？

《新英汉大辞典》

Everyone was assembled at the appointed time.

全体人员均按规定时间召集到场。

《牛津词典》

The boys were there that night, about the appointed time.

那天晚上，男孩们如约而来

youdao

He was flabbergasted when at the appointed time, the lady who had been cleaning his office walked in.

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When I arrived at the appointed time, I saw the tissue box and knew.

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If a business associate explicitly promises to meet with you at a specific hour and always shows up on time, you expect or trust he will appear at the appointed time at the next meeting.

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