一些著名艺术家在这个夏天一直出现。

Some famous artists are appearing this summer.

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呃，至少在这个夏天就是如此。

Well, at least during the summer months.

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在这个夏天之间，他们承诺会做出决定。

A decision has been promised before the summer.

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Earlier this summer I was at a smelter in Japan, the largest titanium smelter on the planet.

早在这个夏天我去了日本一家熔炼厂，那是全世界最大的熔炼厂。

麻省理工公开课 - 固态化学导论课程节选

This was named over the past summer.

这个在去年夏天又重新起名了。

麻省理工公开课 - 固态化学导论课程节选