Diagnostic enzyme
[机] 诊断性
🧩 词语组成解析
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
Susan and Harry have a sitter for Michelle in the city,
Susan和Harry在城里给Michelle找到一位临时保姆，
Are you kidding?
你是开玩笑吧？
So the number of stars that we know exist is now estimated at about 300 million million million.
因此，我们所知道的现有恒星数目估计约有30亿×1000亿颗。