concrete copula的用法和样例：
例句
- Modality of judgments contributes nothing to the concept of judgments but only concerns the value of the copula in relation to thought in general.
判断的模态对判断的内容毫无贡献，而是仅仅涉及系词一般来说与思维相关时的值。 - And Li's Gaussian copula formula will go down in history as instrumental in causing the unfathomable losses that brought the world financial system to its knees.
李的高斯系词公式将永垂史册，这个工具对世界造成难以估量的损失，使世界金融体系陷入瘫痪状态。
