Learner's definition of O'CLOCK
: according to the clock —
used when the time is a specific hour(用於表示整點)…點鐘 -
It's three o'clock in the afternoon. [=it's three p.m.]現在是下午三點鐘。
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She was 10 minutes late for her 8 o'clock appointment.約會是在8點鐘。她遲到了10分鐘。
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Be here at nine o'clock, not at nine fifteen.九點到這兒,不是九點一刻。