Quality standards
[经] 质量标准
🧩 词语组成解析
n. 标准；规格（standard的复数）
🗣️ 情景例句
Because it's also known now as Youth Day. So you see-
因为这个节日还被称为是青年节，所以你明白了-
She couldn't discern the very slight differences between the two.
她无法分辨双方为少的差异。
He sends me interesting postcards from the ports where the ship stops.
他还从船停泊的海港给我寄来了明信片。