求翻译：（2）在路上进行球类活动。小学生精力旺盛、活泼好动，即使在路上行走也是蹦蹦跳跳、嬉戏打闹，甚至有时还在路上进行球类活动，更是增加了发生事故的危险。是什么意思？

(2) ball games on the road. Pupils are energetic, lively, even on the roads is jumping around and play slapstick, ball games and sometimes even still on the road, is to increase the risk of accidents.

(2) on the road playing ball games. Energetic and lively elementary school students better, even if the roads are bumpy, and horseplay allowed and, in some cases, also on the road to ball games, and more is to increase the risk of an accident.

(2) carries on the ball games activity on the road.Elementary student in full vigour, lively active, even if upward walks in the road also is vivacious, plays creates a disturbance, even sometimes also carries on the ball games activity on the road, increased has had the accident danger.

(2) on the road for ball games. Pupils ' energetic, lively, even walking on the road playing boy, playing, and even sometimes on the road for ball games, but also increase the risk of accidents.

正在翻译，请等待...