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
How are you doing?
你好吗？
We have agreed on all terms in the contract. Shall we sign it next week?
我们对合同各项条款全无异议，下周签合同如何？
Go through the gate and you'll find the entrance to Bear Country on the other side.
穿过大门，你就可以在门那边找到通往熊国的入口了。