deletionKK [dɪˋliʃən] /dɪˈliʃən/名詞1刪除、刪掉The deletion of these files cannot be undone afterward.這些檔案一旦刪除就無法復原。2刪除的部分、刪節處The editor marked several deletions in the final chapter.編輯在最後一章標出了幾處刪除的部分。3缺失遺傳學The disorder is caused by a small deletion on one chromosome.這種疾病是由某條染色體上的小片段缺失所造成。