Sensitivity
来自Big Physics
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late Middle English (in the sense ‘sensory’): from Old French sensitif, -ive or medieval Latin sensitivus, formed irregularly from Latin sentire ‘feel’. The current senses date from the early 19th century.
wiktionary
sensitive + -ity
etymonline
sensitivity (n.)
1803, from sensitive + -ity. Sensitivity training attested by 1954.
