用户接口规范可能是不明确的，并且对实际的系统uml图是不可追溯的。

User interface specifications can be ambiguous, and are not traceable to the actual system's UML diagrams.

youdao

可追溯的连接可以在测试套件定义和用例模块之间建立，如图12所示。

Traceability links can be created between the test suite definition and the use-case model, as illustrated in Figure 12.

youdao

“这是健康，安全，美味以及可追溯的食品的集合。”菲尔莱母波特说。

"It's a convergence of health, food safety, taste and traceability," said Phil Lempert, a food and consumer behavior analyst who calls himself the Supermarket Guru.

youdao

And this universality was given expression in Dante's famous treatise, De Monarchia, of monarchy, that set out a model for a universal Christian state, based on the unity and oneness of the human race under a Christian ruler.

而这种特性可追溯,至但丁的著名论述《论王权》,探讨君主政权,这设定了一种普遍基督国的模式，根据统一,与独一的人种皆受基督王权的统治。

耶鲁公开课 - 政治哲学导论课程节选