1·Keep off the grass, please!
请勿践踏草坪！
—— 《新英汉大辞典》
2·Keep off the grass.
请勿践踏草地。
—— 《新英汉大辞典》
3·You must keep off the grass.
你必须禁止践踏草坪。
4·Keep off the grass in the garden.
在花园里远离草地。
5·Keep off the grass, please.
请不要践踏草坪。
6·Please keep off the grass.
请勿中践踏草地！
7·Please keep off the grass.
防止，避开，使…免受影响。
8·It means you should keep off the grass.
它的意思是你应该远离草地。
9·What does it mean? It means 'Keep off the grass'.
它是什么意思？ 它的意思是“远离草坪”。
10·The policeman told the boys to keep off the grass.
警察叫孩子们不要践踏草地。