Be diagnostic of...
诊断为..., 是诊断...的依据
🧩 词语组成解析
be
[bi]
v. 是;有，存在;做，成为;发生;
aux. 用来表示某人或某物即主语本身，用来表示某人或某物属于某一群体或有某种性质;
diagnostic
[ˌdaiəg'nɔstik]
adj. 诊断的，判断的;特征的;
n. 诊断法，诊断程式;诊断结论;
🗣️ 情景例句
You're welcome. Good-bye.
不用谢。再见。
I know the boy whose father is a policeman.
我知道那个男孩的父亲是警察。
But Alfred had deduced that the Danes were no longer fit for prolonged battle:
然而，阿尔弗雷德断定，丹麦人已不再适应持久的战争，