like clockwork

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释义
准确地；有规律地；自动地
With perfect regularity and precision; faultless.

例句
Veronica: Hey, like clockwork. How serious are you about this one?
Fiona: Not very.(Shameless)
维隆尼卡：嘿，他还准时准点儿来。你俩是玩真的？
菲奥娜：不老真的。（无耻之徒）