作业帮force可数吗书上说的是a force that keeps us from floating in the the
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force可数吗
书上说的是a force that keeps us from floating in the the air.这么说可数啦?
书上说的是a force that keeps us from floating in the the air.这么说可数啦?
具体是可数还是不可数要在具体语言环境中体现,你可以只记一方面,记住可数的,其他方面大多为不可数了.在牛津词典的标注中,一种含义的注释前面都有 [C,U],
force意为“力”,常指促使物体运动的力,也可指势力、武力或暴力,既可以做可数名词,又可以做不可数名词,要结合具体语境和意思.在你举的那个例子的语境下force 是可数的
[fɔ:s]
n.
一、力; 力量; 力气
She lacks force.
她没有力气.
二、武力; 暴力（不可数）
We had to use force to get into the house.
我们不得不强行进屋.
三、影响力; 效力 （不可数）
Decisions of the Congress have force of law.
国会的决议具有法律效力.
四、一群人; 部队; 兵力 （只有复数形式）
The navy is one of the armed forces.
海军是三军之一.
force意为“力”,常指促使物体运动的力,也可指势力、武力或暴力,既可以做可数名词,又可以做不可数名词,要结合具体语境和意思.在你举的那个例子的语境下force 是可数的
[fɔ:s]
n.
一、力; 力量; 力气
She lacks force.
她没有力气.
二、武力; 暴力（不可数）
We had to use force to get into the house.
我们不得不强行进屋.
三、影响力; 效力 （不可数）
Decisions of the Congress have force of law.
国会的决议具有法律效力.
四、一群人; 部队; 兵力 （只有复数形式）
The navy is one of the armed forces.
海军是三军之一.
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