turning-point是什么意思

turning-point是什么意思 turning point是什么意思?嘿嘿 The Turning Point 歌词 Turning Point 歌词 Turning Point (Part 1) 歌词 turning point is in everywhere, turning是什么意思 point for point是什么意思 point是什么意思 point是什么意思 turning components是什么意思 point to point line是什么意思 point to point connection是什么意思 Having been back to original point.Never turning up! The turning point of life from dangerous to try which will be a turning point in my It was a turning point in his career. 请分析一下turning point和stationary point 相同点与不同点