Verification and validation
[计] 检验和确认
🧩 词语组成解析
verification
[,verifi'keiʃən]
n. 证明;证实;<哲>（指通过经验）证明（某命题正确）;核实;
and
[ənd, ən,ænd]
conj. 和，与;而且;于是，然后;因此;
n. 批准, 确认\\n[计] 证实, 检验
🗣️ 情景例句
What are you doing up this late?
这么晚你不睡在干什么？
I'm an intelligent cat.
我是一只精明的猫。
she rang up her daughter and asked for her help in what she described as a little spot of bother.
她只得打电话向女儿求援，说她碰到了一点儿小麻烦。