essentiality

1. 1.

   The condition of being essential; a basic set of essential traits; being

   本质性；基本特征集；存在。

2. 2.

   An essential thing.

   必不可少的事物；本质的东西。

必不可少的事物；本质的东西。；根本性；真髓；本质

Connections

Learner notes