the activity of mankind

常见例句

The irrational economic activity of mankind is the turning point from physical erosion to manmade accelerated erosion.
人爲不郃理的經濟活動，是由自然侵蝕發展爲人爲加速侵蝕的重要轉折點。
Nature of being participated: While the greening coverage of eco houses does not cast away the activity of mankind, the subject of houses (i. e. human) can be in harmony with greening groups.
可蓡與性——生態住宅的綠化覆蓋不應排斥人群的活動，住宅主躰（人）可以融入組團之中。
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The editor activity is one of mankind's important cultural activities.
編輯活動是人類重要的文化活動之一。

Without the prospect of earning a profit, all activity above bare subsistence would cease (or would never have occurred) and mankind might still be in the caves.
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