英德
有道
百度
谷歌
图片
维基
百科
积年 [jī nián]
for many years
- 学问积年而成，而每日不自知也。
The years teach much which the days never know. - 学问积年而成，而每日不自知。
The years teach much which the days never know. - 积年不化的厚冰层，和初次形成的薄冰层之间，对这一变化的反应往往不同。
Thick ice that has survived multiple summers, and thinner, single-year ice respond differently from one another.
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