It's none of my business, but I think you ought to work harder.
这不关我的事,但我想你应该更加努力地工作。
Which one is heavier?
哪一个是较重的?
It soon became clear that the straight part of the dance changed when the sun's position changed. If the feeding place was toward the sun, the dancer headed straight upward during the straight part of the wagging dance.