Opex
abbr. operational (and) executive (personnel) 运作及执行（人员）
🗣️ 情景例句
Quality is more important that quantity.
质量比数量更重要。
No man is wise at all times.
智者千虑，必有一失。
You see, I put some soil in the box, sow the seed carefully like this, and then cover it with more soil.
你瞧，我在盒子里放些泥土，像这样小心地把种子播下，然后再用多一点儿的土盖住种子。