她经常重复使用旧信封。

She often reuses old envelopes.

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其他伙伴可以继续使用旧格式。

Other partners can continue to use the old formats.

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限制在于其他的项目不能使用旧主页地址。

The constraint is that no other project must ever use the old home page address.

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Up until then they had been using the old stadium, which now has been turned into a park.

在那之前，他们一直使用旧体育馆；现在旧体育馆已经成为一个公园了。

布朗克斯的景点 - SpeakingMax英语口语达人