n. (u.)不可數名詞不可分性The inseparability of mind and body is a key concept in holistic medicine.
n. (u.)不可數名詞密不可分Their inseparability was evident to everyone who knew them; they were always together.
n. (u.)不可數名詞(量子力學)不可分性Quantum entanglement demonstrates the inseparability of particles, even when they are far apart.