子丑寅卯

the first four of the twelve Earthly Branches (地支)—in an orderly way; systematically

♦ 你倒~讲得像模像样的。 You've described the whole thing in such vivid detail that it sounds quite real.

♦ 他支吾了半天, 也没有说出个~来。 He hummed and hawed for quite a while, failing to come out with a coherent story.