still and anon
 經常,時常,不時地


 Still, adv.
 1. To this time; until and during the time now present; now no less than before; yet.
    It hath been anciently reported, and is still received.   --Bacon.
 2. In the future as now and before.
    Hourly joys be still upon you!   --Shak.
 3. In continuation by successive or repeated acts; always; ever; constantly; uniformly.
    The desire of fame betrays an ambitious man into indecencies that lessen his reputation; he is still afraid lest any of his actions should be thrown away in private.   --Addison.
    Chemists would be rich if they could still do in great quantities what they have sometimes done in little.   --Boyle.
 4. In an increasing or additional degree; even more; -- much used with comparatives.
    The guilt being great, the fear doth still exceed.   --Shak.
 5. Notwithstanding what has been said or done; in spite of what has occured; nevertheless; -- sometimes used as a conjunction. See Synonym of But.
 As sunshine, broken in the rill,
 Though turned astray, is sunshine still.   --Moore.
 6. After that; after what is stated.
    In the primitive church, such as by fear being compelled to sacrifice to strange gods, after repented, and kept still the office of preaching the gospel.   --Whitgift.
 Still and anon, at intervals and repeatedly; continually; ever and anon; now and then.
 And like the watchful minutes to the hour,
 Still and anon cheered up the heavy time.   --Shak.