Qcs
abbr. 质量控制系统（Quality Control System）
🗣️ 情景例句
Chances are ten to one that we'll have a economic recession.
我们十有八九会陷入经济衰退。
We are sure to defeat them.
我们一定会打败他们。
Bison waste no longer fell on the ground to improve the soil, which as a result became less good for growing plants.
地上不再有野牛的粪便来改良土壤，结果对于植物生长土壤变得不够肥沃了。