by and by 「by and by」是「不久」。 例如:It's very likely to clear up by and by . (天空)可能不久要放晴了。 或者是「漸漸」。 例如:At first he felt it awkward, but by and by he got used to it. (這個工作)起先他感到棘手,後來就漸漸熟練了