ground ['graund]
n. 地面,场地,阵地,基础;理由,根据,原因
v. 把…放在地上,建立,以…为基础
参考例句
I have to grind the knife; it is blunt.
我得磨刀;它钝了。
The falling leaf spiralled to the ground.
落叶盘旋着飘到了地上.
The aeroplane came down to the ground.
飞机降落到地面上。
The sun dries the moisture on the ground.
太阳晒干了地上的潮气。
Let's sweep the snow from the sports ground.
咱们把操场上的雪扫掉。
To burrow or hide in the ground.
藏身或躲避到地下.
A man came to grind the knives and scissors.
有一个人来磨刀子和剪子。
Damp, dirty houses are a breeding ground for disease.
房屋潮湿、肮脏可滋生疾病.
floor [flɔ:]
n. 基底
n. 地板,楼层,底部,底价
vt. 铺地板,打倒
参考例句
The bathroom floor was swimming with water.
浴室的地面上都是水.
The lion paced the floor of its cage.
狮子在笼里踱来踱去。
He loses his footing on the wet floor and fall.
他在潮湿的地板上失去平衡而摔倒了。
You can shake down on the floor.
你可以临时睡在地板上.
Dash a bucketful of water over this muddy floor.
拿一桶水把这泥泞的地冲洗一下。
. floor是指 地板 （指楼内的地面） ground是指大地(大自然） 2 floor 名词 ground 可以名词可以形容词 词组：ground floor: 地下室