have + adj. + retentivity
adj. 常用 high, good, poor, low 等修饰。
Older adults often have poorer retentivity for recent events.
老年人通常对近期事件的记忆力较差。
记忆力
保持力；顽磁性; 剩余磁化强度；保持的能力；保留的潜力；磁化作用后保留磁性的能力；顽磁性；[化] 剩余磁化强度
the power of retaining and recalling past experience
保持的能力；保留的潜力
The ability to retain, potential for retention.
磁化作用后保留磁性的能力
The capacity to retain magnetism after a magnetizing action.
Einstein's retentivity allowed him to recall complex equations with ease.
爱因斯坦的记忆力使他能够轻松回忆起复杂的方程式。
用法提示：retentivity作为名词，表示记忆力。
The retentivity of this magnetic material is extremely high.
这种磁性材料的顽磁性非常高。
用法提示：retentivity作为名词，表示顽磁性。
The retentivity of the soil determines how much water it can hold for crops.
土壤的保水能力决定了它能为作物保持多少水分。
用法提示：retentivity作为名词，表示保持力。
adj. 常用 high, good, poor, low 等修饰。
Older adults often have poorer retentivity for recent events.
老年人通常对近期事件的记忆力较差。
可用于心理或物理领域。
The retentivity of magnetic materials is crucial for data storage.
磁性材料的顽磁性对数据存储至关重要。
物理学术语，特指剩余磁化强度。
Engineers measure the magnetic retentivity of the alloy.
工程师测量该合金的顽磁性。
grammar · medium
易错句子He has strong retentivities.
正确表达He has strong retentivity.
retentivity 是不可数名词，不能使用复数形式。
grammar · medium
易错句子His retentive is good.
正确表达His retentivity is good.
retentive 是形容词，这里需要名词 retentivity。
retention 指保留的行为或状态，retentivity 指保持的能力或特性，常用于技术或科学语境
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