Birds sing in chorus every morning in the mountain forest.

每天早晨山林里的鸟雀们都要进行新一天的“合唱”。

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Let's sing the Christmas Carol in chorus.

让我们齐声唱圣诞颂歌。

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Let's sing the Christmas Carol in chorus.

让我们齐声唱圣诞颂歌。

youdao