名詞 deletion:

1. any process whereby sounds are left out of spoken words or phrases
   同義詞：omission
2. (genetics) the loss or absence of one or more nucleotides from a chromosome
3. the omission that is made when an editorial change shortens a written passage
   同義詞：excision, cut
4. the act of deleting something written or printed

1. In word processing, an editing feature in which the system automatically adjusts the right hand margin for insertion or deletion of copy during playback. Word and sometimes page wraparound is automatically performed as needed.
   字(詞)處理技術(shù)中的一種編輯特性，在此特性下，系統(tǒng)在副本中插入或刪除后，右邊自動對齊。在需要時，系統(tǒng)自動完成卷字和卷頁。

de.le.tion

n.（名詞）
The act of deleting; removal by striking out.
刪除：刪除的動作；劃掉
Material, such as a word or passage, that has been removed from a body of written or printed matter.
刪除部分：從已寫好的篇章或印刷品中除去的材料，如單詞或章節(jié)
Genetics The loss, as through mutation, of one or more nucleotides from a chromosome.
【遺傳學(xué)】 缺失，中間缺失：由于變異等原因?qū)е氯旧w中一個或多個核苷酸的缺失