usable
adj.
late 14c., from Old French usable "available, in use" (14c.), from user (see use, v.). Not a common word before c.1840, when probably it was re-formed from use, v. + -able. Related: Usably.
| 词汇 | usable |
| 词根词缀 | Online Etymology Dictionary usable adj. late 14c., from Old French usable "available, in use" (14c.), from user (see use, v.). Not a common word before c.1840, when probably it was re-formed from use, v. + -able. Related: Usably. |
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