两种情况下turn加ing：

①动词ing形式时，拐弯，回转"The borders between documentary, fictional and experimental films are very blurred for me," said Huang Weikai, 38, who trained as a landscape painter before turning to cinema.“对于我来说纪录片，故事片和实验电影之间的界限是很模糊的，”38岁的黄伟凯说，他在转向电影之前是一位山水画家。

②名词形式时，转弯处Take the opposite side of the road; and when you get to the end of it, turn on the left; and then take the first turning to the right.您横过这条马路；当你走到路的尽头时，向左拐；然后在第一个转弯处向右拐。