the shakiness of [something]
用定冠词the强调特定事物
the shakiness of the economy worried investors
经济的不稳定性令投资者担忧
不稳定；不可靠；动摇
摇晃的特性；震动；颤抖
the quality of being unstable and insecure
摇晃的特性
The property of being shaky.
The shakiness of the old ladder made me afraid to climb it.
旧梯子的摇晃让我不敢爬上去。
用法提示：shakiness 为名词，表示‘摇晃、不稳定’的状态。
After the earthquake, the shakiness of the ground lasted for several minutes.
地震后，地面摇晃持续了几分钟。
用法提示：shakiness 作名词，指地面不稳定的摇晃状态。
Investors worried about the shakiness of the company's finances.
投资者担心公司财务状况的不稳定。
用法提示：shakiness 为名词，表示‘不稳定、不可靠’。
用定冠词the强调特定事物
the shakiness of the economy worried investors
经济的不稳定性令投资者担忧
常与in连用，表示在某个方面的不稳
there was noticeable shakiness in his voice
他的声音有明显的颤抖
与感官动词搭配，描述身体或情绪感受
she felt a sudden shakiness in her legs
她突然感到双腿颤抖
grammar · medium
易错句子I feel shakiness.
正确表达I feel shaky.
“shakiness” 是名词，不能直接跟在系动词 “feel” 后作表语；应使用形容词 “shaky” 表示“颤抖的”。
grammar · medium
易错句子He has a shakiness in his hand.
正确表达He has shakiness in his hand.
“shakiness” 是不可数名词，不能加不定冠词 “a”；应直接使用 “shakiness”。
shakiness 是名词，指不稳定或颤抖的状态；shaky 是形容词，描述物体或人本身不稳定、颤抖。使用时应根据句法功能选择：主语用 shakiness，修饰名词用 shaky。
shakiness 强调持续的不稳定特性；shaking 强调具体的颤抖动作或过程，可作名词或动词的-ing形式。例如 the shaking of the ground 指一次晃动，而 shakiness of the ground 指地面本身不牢固。
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