- solidly (adv.)
[solidly 词源字典]
- 1610s, "firmly, securely," from solid (adj.) + -ly (2). Meaning "unanimously" is from 1865, American English.[solidly etymology, solidly origin, 英语词源]
- unanimous (adj.)
- 1610s, from Latin unanimus "of one mind, in union," from unus "one" (see one) + animus "mind" (see animus). Related: Unanimously.