constant
adj. /ˈkɑːnstənt/ B2
持续不断的；恒定的
Happening all the time or repeatedly; remaining unchanging.
仙境例句
His constant sighing made the little rock under him shake.
他不停地叹气，把身下的小岩石都震得发抖了。
原著这一句
These words were followed by a very long silence, broken only by an occasional exclamation of “Hjckrrh!” from the Gryphon, and the constant heavy sobbing of the Mock Turtle.
这番话之后是一阵长长的沉默，其间只有鹰头狮偶尔发出“赫克咯！”的怪叫，以及假海龟持续沉重的抽泣声打破寂静。
卡罗尔原著 · 第 9 章