Phenylhydrazine urea
[化] 苯肼脲
🧩 词语组成解析
n. [化]苯肼( 一种用作检测糖和醛类的化学试剂)
urea
[['juəriə]]
n. 尿素\\n[化] 脲; 尿素
🗣️ 情景例句
No, thanks.
不用了， 谢谢。
I must say that I'm a little at a loss as to how to introduce them.
我必须表明对于如何介绍他们，我有点不知所措。
Houses -- often three storeys high -- were built of stone.
房子一般有3层楼高，用石块修建。