excitability
UK/ik.saitә'biliti/US
GREC2
释义
n.
The tendency to become easily excited or aroused; (biology) responsiveness to stimulation
易兴奋性；激动性；（生物）应激性
词根拆分
词根派生excitable出自，前任
+
-ity移动，激发，激励
=excitability
excitable + -ity（表状态/性质的名词）= 易兴奋的性质。多用于心理学和生物学的术语/抽象名词（neural excitability 神经兴奋性）。
例句
- 1.
Caffeine can increase the excitability of nerve cells.
咖啡因会增强神经细胞的兴奋性。
- 2.
Her natural excitability made her a lively, energetic host.
她天生易激动的性情让她成了活泼有活力的主持人。