o'clock

副词 adv.
/əˈklɒk/|/əʊˈklɒk/    /əˈklɑk/|/oʊˈklɑk/

英文释义

副词 adv.
  1. In conjunction with a numeral, indicates the time within a twelve-hour period (midnight to noon or noon to midnight), specifically the time when the hour hand of a clock points precisely to the symbol or marking corresponding to the designated numeral, i.e., at the hour. not-comparable
    — We are expected to be there at six o'clock in the morning!
  2. Used to indicate that it is time to do a specific action, or time for a specific action to occur. humorous,informal,not-comparable
    — I'm feeling peckish; I think it must be nearly dinner o'clock.
    We're here at Waffle House, and it's time to eat waffles.
  3. In conjunction with a numeral, indicates the direction, relative to the speaker or a vehicle, especially an aircraft, corresponding to the direction the hour hand is pointing at the time corresponding to the numeral, with twelve representing directly ahead on a horizontal plane, or directly up on a vertical plane, and three being to the right on either. not-comparable,with-numeral
    — It's at nine o'clock about two feet in from the edge of the branch. You need to know your "o'clocks" (nondigital) to spot birds.

词形变化

a clock alternative,obsolete

词源

Shortened form of "of the clock", from Middle English of the clokke [from late 14th c.].
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