在布赖斯峡谷，白天很热，晚上很冷。

In Bryce Canyon, the days are very hot and the nights are very cold.

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尽管白天很热，在晚上却很凉爽。

Although the days are very hot, it's much cooler at night.

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美国的西南部是沙漠和半沙漠，零星散布着一些巨大的仙人掌属植物和低矮的灌木，白天很热，晚上很冷。

Southwestern u. s is desert and semidesert, sparely covered with giant cactus and low shrubs, hot in the day and cold at night.

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