After studying hard at the cold window for ten years, the next sentence is "once you enter, it is the first." The complete sentence should be "I studied hard at a cold window for ten years, and I was the top scholar" or "I studied hard at a cold window for ten years, and now I am the top scholar".

"Ten years' cold window" is empty, which refers to long-term efforts, not real ten years. "After studying hard at a cold window for ten years, you became the top scholar once you entered" describes the ancient people who studied hard at a cold window and finally gained fame. "Studying hard at a cold window" refers to studying hard at a cold window and describes the hardships of reading. Synonyms for "studying hard at a cold window" include ten years under the window and ten years under the window.

There is a poem about "studying hard at a cold window":

1, the blade comes from sharpening, and the plum blossom fragrance comes from bitter cold.

From the diligent chapter of "Warning". The implication is that good happiness and good quality will not come easily without a painful test. Therefore, temper yourself in pain and the fire of life will flash.

2, reading does not feel deep in spring, an inch of time and an inch of gold.

Two White Deer Cave Poems by Wang Zhenbai in Tang Dynasty. It means to concentrate on reading, and before you know it, spring will soon pass. Time is as precious as gold and should be cherished.