arousal
n.
1827, "action of arousing, a being awakened" from arouse + -al(2). Sexual association is from c.1900.
| 词汇 | arousal | 
| 词根词缀 | Online Etymology Dictionary arousal n. 1827, "action of arousing, a being awakened" from arouse + -al(2). Sexual association is from c.1900. | 
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