Floor exercise
自由體操
?? 詞語組成解析
floor
[fl?r]
n. 地面，地板;樓層;底部;議員席;
vt. 鋪地板;擊敗，打倒;
exercise
['?ks?sa?z]
n. 練習(xí);運動，訓(xùn)練;運用;典禮;
vi. 鍛煉，訓(xùn)練，練習(xí);
vt. 鍛煉（身體某部位）;使焦慮，使憂慮;實行，發(fā)揮（作用）;運用;
ex出+erc力量+ise表名詞，物品，狀態(tài) →練習(xí)，鍛煉
??? 情景例句
I've been invited to give a talk at the conference.
我已受邀在大會上發(fā)言。
This man always has clean floors and wet feet.
這個男人常常弄濕了腳刷洗地板。
One man was told to fix up an air-line to provide compressed air for the machines they were using.
有個工人被派去安裝"供氣管"，給他們正在使用的機器提供壓縮空氣。