periodical
adj.
c.1600, from periodic + -al(1). As a noun meaning "magazine published at regular intervals," attested from 1798. Related: Periodically.
词汇 | periodical |
词根词缀 | Online Etymology Dictionary periodical adj. c.1600, from periodic + -al(1). As a noun meaning "magazine published at regular intervals," attested from 1798. Related: Periodically. |
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