Look, there is nothing to be gained by dredging up the past.

听着，追究过去也于事无补。

Dredging will continue over the next few years, after which the river should be PCB-free.

打捞工作将持续几，哈德逊河将无PCB污染物。

During a dredging operation, the vessel became detached from its tugboat and started drifting toward the falls.

在疏浚作业，这艘船与拖船冲散，顺着水流漂向瀑布。

Dredging continues as attempts to free the carrier during high tide weren't successful enough to refloat the ship.

疏浚工作仍在继续，因为在涨潮期间解救船只的尝试没有成功使船舶重新起。

Y-you'd be dredging up a lot of painful memories.

你会引起许多痛苦的往事。

Then the bow was freed which had been lodged in the other bank even after digging, dredging and offloading some weight.

之后，在经过挖掘、挖泥和卸载分重量之后，卡在另一侧河岸的船头也解困了。

Well, Mom, instead of dredging up the whole incident, maybe we should just try and repress it, like a- like a normal family.

妈妈，也许我们不该旧事重提，直接全好了，就像一般家庭那样。

But recall involves dredging the information up from the depths of your memory banks without seeing it, which is exactly what you'll have to do in both your exams and in many real-world situations.

但是回忆涉及从你的记忆库深处挖掘信息，这个过程中是没有看它的，这也正是你在考试和很多现实世界情境中必须做的。

" So, " said Harry, dredging up the words from what felt like a deep well of despair inside him, " so does that mean that... that one of us has got to kill the other one...in the end? "

“所以，”哈利说，他的话语仿佛是从心底那口绝望的深井下挖掘而出的。“所以这个意思就是… … 最后… … 我们中的一个必须杀死另一个？”

Out of a complement of 240 scientists and crew, one in four jumped ship and eight more died or went mad, driven to distraction by the mind-numbing routine of years of dredging in the words of the historian Samantha Weinberg.

在总共240名科学家和船员当中，有四分之一的人开了小差，还有8人死亡或发疯，用历史学家萨曼莎·温伯格的话来说：“长累月的单调生活使脑子麻木，精神错乱。”