lacuna

n (pl -nae / -ni:; -ni/ or ~s) (fml 文) section missing from a book, an argument, etc; gap （书籍、 论据等中的）脱漏, 阙文, 缺漏, 空白: a lacuna in the manuscript 原稿中的脱漏.

lachrymose, lack, lack in, lack-lustre, lackadaisical, lackadaisically, lackey, lacking, lackluster, laconic, laconically, laconism, lacquer, lacrimose, lacrosse, lactate, lactation, lactic, lactic acid, lactose, lacy, lad, ladder, laddie, laden, Ladies, ladle, lady, lady bird, Lady Chapel, Lady Day, lady killer, lady's man (also ladies man), lady-in-waiting, lady-killer, ladybird, ladylike, ladyship (also Ladyship), lag, lag (also time-lag),