例句：

　　The truth is, your body was not designed for inactivity.

　　事實上，你的身體不是生來就靜止的。

　　All this inactivity is followed by the desire to watch the sunset.

　　在懶洋洋度過一天之后，看日落總是我們的余興節(jié)目。

　　The connection closes automatically after a few minutes of inactivity.

　　空閑的連接會在幾分鐘之后自動關(guān)閉。

　　Our waistlines are expanding for one major reason: increasing inactivity.

　　身體活動的日益減少是我們腰圍見長的一個主要原因。

　　Physical inactivity is the fourth leading risk factor for global mortality.

　　缺乏身體活動是全球第四大死亡高危因素。