Ords
(ord 的复数) abbr. 研究与开发处（Office for Research and Development）；运筹学部（Operational Research Division0；旋光色散谱, 旋光分散作用（Optical Rotatory Dispersion）
🗣️ 情景例句
Speaking of promoting the book,
说起促销书的事
Poverty and love are hard to hide.
贫困与爱情，都难瞒过人。
I'm sorry, but this week isn't very convenient for me.
对不起，这个星期我都不方便。