inertia
英 [?'n????]
美[?'n???]
- n. [力] 慣性；惰性，遲鈍；不活動
英英釋意
- 1. a disposition to remain inactive or inert;
- "he had to overcome his inertia and get back to work"
- 2. (physics) the tendency of a body to maintain is state of rest or uniform motion unless acted upon by an external force