Area measurement of catalyst
[化] 催化剂表面积测定
🧩 词语组成解析
area
['ɛrɪə]
n. 地区;区域，范围;面积，平地;领域;
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
We could call it Deep Sleep Country Air.
我们可以称它为"沉睡的乡村空气"。
Would you, please?
您肯帮忙？那太好了。
It's an old film,but it's very good.
这是老部片子，但很好。