Arca measurement of catalyst
[机] 催化剂表面积测定
🧩 词语组成解析
n. 槟榔树或其果实
of
[əv]
prep. 关于;属于…的;由…制成;
aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气];
🗣️ 情景例句
What a wonderful morning!
多么美好的早晨！
I'll come. I give you my word.
我会来的。我向你保证。
The examiner must have been pleased with my performance, for he smiled and said.'Just one more thing, Mr.Eames.
“埃姆斯先生，只剩1项了。