expression, adverb
in order; step by step; from start to end
Used when explaining or doing things sequentially, following a logical or prescribed order. Often appears in instructions or descriptions of processes.
順を追って説明します。
I will explain step by step.
手順を順を追って確認しましょう。
Let's check the procedure in order.
From 順 (order) + を (object marker) + 追って (te-form of 追う, to follow), literally 'following the order'.