plug away

英 [plʌɡ əˈweɪ]

美 [plʌɡ əˈweɪ]

坚持下去；顽强地致力于（坚定而缓慢地行走）

柯林斯词典

PHRASAL VERB 埋头苦干；孜孜不倦地做
If youplug away, you keep trying very hard to do something or achieve something even though you find it difficult.
1. My confidence is still there and I'll just keep plugging away.
  我仍有信心，会继续坚持不懈。

verb

persist in working hard
1. Students must plug away at this problem
Synonym:plug
work doggedly or persistently
1. She keeps plugging away at her dissertation
Synonym:peg awayslogkeep one's nose to the grindstonekeep one's shoulder to the wheel

Pull ( out) the plug and let the water drain away. If a water-pipe bursts turn off the stopcock immediately.
拔掉塞子，把水放掉.水管破裂时要立即关紧旋塞。
Despite the difficulty of the task, and the slowness of the progress, the workers continued to plug away at it manfully.
尽管任务很艰巨，进展缓慢，工人们仍顽强果断地继续干着。
Better Together will plug away at the dangers to living standards, pensions and the rest from a rupture with England.
在一起更好运动则将竭力宣扬与英格兰闹翻可能带来的种种风险：生活水准降低、养老金可能失去保障，等等。
Pull the plug and let the water drain away.
拔掉塞子，把水放掉。
My confidence is still there and I'll just keep plugging away.
我仍有信心，会继续坚持不懈。
She pulled the plug out of the bathtub and the dirty water ran away.
她把浴缸的塞子拔掉，脏水流走了。
Make this plug smaller for me, but don't whittle away too much.
帮我把这个塞子弄小一点，但木头不要削掉太多。
Students must plug away at this problem.
学生们应该努力地做这个问题。
( British) a hole into which a plug fits ( especially a hole where water drains away).
（英国）用来安装插头的孔（尤指排水孔）。水汨汨地从塞孔中流下去。
We ought to plug away the best we can.
我们应该努力坚持工作。