The grassy surface of ground; sod.

草地；草皮。

Peat.

泥炭。

A track or course for horse racing.

赛马场。

The sport or business of horse racing.

赛马。

The neighborhood over which a street gang asserts its authority; territory.

(流氓等的)地盘；势力范围。

To cover with grassy sod.

覆以草皮。