lastly

Compared meaning: last, used to introduce the ending (adverb).

比较义项：表示“最后、终于”，用于引出结尾（副词）。

• finally

  Emphasizes that something happened after a long wait, delay or effort, often with a sense of relief or achievement; used in narratives, not in listing points.

  强调经过长时间的等待、延误或努力之后终于发生某事，常带有如释重负或达成目标的意味，多用于叙事，而非用于列举要点。

  After hours of driving, we finally reached the beach.

  开了几个小时的车之后，我们终于到达了海滩。

• lastly 本词

  Introduces the final item or step in a list or sequence; formal and structural, common in speeches, instructions or writing organized into points, with no sense of delay or difficulty.

  用于列举要点或步骤时引出最后一项，语气正式、结构性强，常见于演讲、说明或分条陈述，不含“历经波折才发生”的意味。

  Lastly, remember to lock the door before you leave the office.

  最后，离开办公室前记得锁好门。

Finally and lastly can both mean 'last', but they are used differently. Finally emphasizes something happening after a long wait or effort, with relief, common in stories. Lastly introduces the final point in a formal list or speech, with no sense of delay or difficulty.

finally 和 lastly 都可译为“最后”，但语气不同：finally 强调经过一段时间的等待、波折或努力之后终于发生，常带有如释重负的意味，多用于叙事；lastly 用于正式列举要点或步骤时引出最后一项，语气客观、结构性强，不含“历经周折才发生”的意味。