extremely
adv.
1530s, from extreme + -ly(2). Originally "with great severity," later more loosely, "in extreme degree" (1570s).
| 词汇 | extremely | 
| 词根词缀 | Online Etymology Dictionary extremely adv. 1530s, from extreme + -ly(2). Originally "with great severity," later more loosely, "in extreme degree" (1570s). | 
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