ONE PHRASE, IN CONTEXT

from scratch

从头开始；从零开始

阅读口语固定表达报纸

类型主题插画

GET TO KNOW THE MEANING

读懂它，也学会这样说。

1 个义项

从头开始；从零开始

IN A SENTENCE

After the storm damaged the greenhouse, the volunteers rebuilt its frame from scratch using salvaged timber.
暴风雨损坏温室后，志愿者用回收木材从头搭建了框架。

来源：Expression Original Learning Examples — 阅读必备库 — rights-cleanup-2026-10-14 · Expression Editorial Team段 oanc-base-from-scratchOriginal English example and Chinese translation written for Expression; no third-party sentence text is reproduced.

We lost the old file, so I had to build the spreadsheet from scratch.
旧文件丢了，所以我只好从头做这份电子表格。

来源：Expression Original Learning Examples — 口语必备库 — batch19 · Expression Editorial Team段 editorial-base-from-scratchOriginal English example and Chinese translation written for Expression; no third-party sentence text is reproduced.

Estonia is now urging Russia to reconsider its stance, while Lavrov told reporters in Helsinki that the two parties will have to start from scratch.
爱沙尼亚目前正敦促俄罗斯重新考虑其立场，而拉夫罗夫在赫尔辛基告诉记者，双方将不得不从头开始。

来源：Russia voids border treaty with Estonia · Wikinews contributors段 wikinews:13034:4811485:s8Wikinews contributors; https://en.wikinews.org/w/index.php?title=Russia_voids_border_treaty_with_Estonia&oldid=4811485; CC-BY-4.0 https://creativecommons.org/licenses/by/4.0/; excerpt unchanged; Chinese translation by Codex-assisted Expression editorial.

And in general, we don't want our AI models solving the problem again every time from scratch.
总的来说，我们不希望我们的 AI 模型每次都从头解决这个问题。

来源：Why LLMs Are Plausibility Engines, Not Truth Engines | Dan Klein, Scaled Cognition · Chain of Thought — host and credited guests章 t-41段 sentence:776cb7157d41144502132c38Chain of Thought — chainofthought.show; https://chainofthought.show/podcast/54-why-llms-are-plausibility-engines-not-truth-engines-dan-klein/; CC BY 4.0 https://creativecommons.org/licenses/by/4.0/ ; selection/segmentation by SharedEnglishCorpus. Audio not licensed.