?操场

... 体育项目(尤指重要角逐) event 操场 playground; sports ground; drill ground 汗青悠长的 time-honored ...

?旧时操练

... [adjust and test] 校验;测试 [drill ground] 旧时操练、演习或比武的场地 [number of the proof] 书稿、文章在出版前校对的次数 ...

?演练场

...it was stormy day and the sky was full of dark clouds ? 这是暴风雨的一天，天空是完整的乌云 drill ground ? 演练场 Error of waiting, persistence of life, disappointed you ? 误差的等待，持久性的生活，令你失望 ..

?操坪

... 操坪 drill ground 创下高票房 to set a box office record 打高尔夫 to play golf ...