This means that there cannot be a single standard by which an expression must be correct in all places, on all occasions, and at all periods of history.

也就是说，从来就没有唯一的标准，从来就没有无论何时何地，无论哪种场合，也无论哪个历史时期都能作为标准的东西。

youdao

I sniffed at watching such films in those years, but now I can't help feeling sorrow in reminiscence of the occasions when all the schoolgirl of our dormitory surrounded a worn TV and watched.

当年我对此嗤之以鼻，现在我一想起一个宿舍的女生围着一台破电脑看它的情景我就鼻子发酸！

youdao

However, I really enjoy shopping at Nordstrom for all occasions, and casual wear,” one customer wrote on Rateitall, a consumer reviews site.

但是我真的很喜欢在诺德斯特姆购物，不论是购买各个场合穿的正装还是休闲服，”Rateitall客户评论网站的一位顾客写道。

youdao

He played all of the four games and at least two occasions bowled quickly and well.

BBC: Durham boss rues Gibson departure

On all four occasions the Ambassador has eaten at one of his houses, the menu has been similar and focused on beshparmak (boiled meat and noodles) and plov.

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The expectation was that at one of the season's many social occasions, all chaperoned, she would meet a suitable young man and carry on the old order.

ECONOMIST: English lives