Learner's definition of PG-13
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used as a special mark to indicate that people of all ages may see a particular movie but that parents may want to watch the movie with their children especially when their children are younger than 13 years old*PG-13级（影片分级用语，儿童尤其是13岁以下儿童宜由父母陪同观看的电影的标记） — compare g, nc- 17, pg, r, x