1. 但同时好像有一件东西在胸脯里迸断了，她忽然心一横，准备着把什么都揭破，准备着一场活剧。
Then something seemed to snap inside her head and she suddenly decided to make a clean breast of everything.
2. 但是不行，钓索照样紧绷着，上面抖动着水珠，都快迸断了。
But he could not and it stayed at the hardness and water-drop shivering that preceded breaking.
3. 钓索象往常那样绷紧了，可是拉到快迸断的当儿，却渐渐可以回收了。
It tightened, as always, but just when he reached the point where it would break, line began to come in.
4. 迸断的意思
4. 他动手拉紧钓索，可是自从他钓上这条鱼以来，钓索已经绷紧到快要迸断的地步，他向后仰着身子来拉，感到它硬邦邦的，就知道没法拉得更紧了。
He tried to increase the tension, but the line had been taut up to the very edge of the breaking point since he had hooked the fish and he felt the harshness as he leaned back to pull and knew he could put no more strain on it.