Certificating
vt. 发给证明书（certificate的现在分词形式）
🗣️ 情景例句
That's not it.
不是这种事。
Our clients are very critical on quality.
我们的客户对商品的质量是很挑剔的。
On the third lap, the Class 3 and Class 1 runners both ran very fast.
在跑第三圈时，3班和1班的运动员都跑得非常快。