Validation techniques
[经] 验证方法
🧩 词语组成解析
n. 批准, 确认\\n[计] 证实, 检验
n. 方法；技巧；技术（technique的复数）
🗣️ 情景例句
have been busy at work this morning
一早上都在忙着
The fox may grow grey, but never good.
狐狸活到老，永远难变好。
From the top of it, you could see up to a distance of 130 kilometres on a clear day.
在晴朗的日子里，从楼的顶层你可以看到130公里远的地方。