LætsumBosworth & Toller 盎格鲁-撒克逊古英语词典 - lætsum根据古英语词典:lætsumadj. Slow, late :-- Wæs swíðe lætsum geár on corne and on ǽlces cynnes wæstmum it was a very late year for corn and crops of every kind, Chr. 1089; Erl. 226, 18. lætsum