做gym是什么意思

　　例句：

　　The commons is next to the gym.

　　學生公共食堂在體育館的旁邊。

　　I was in the gym lifting weights.

　　我正在健身房舉啞鈴。

　　The school has recently built a new gym.

　　學校最近新建了一個體育館。

　　I just joined a gym.

　　我剛加入了健身俱樂部。

　　I overdid it in the gym and hurt my back.

　　我在健身房練得過火了，結果弄傷了背。