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
Bye.
再见。
Goodbye, it was nice meeting you.
再见，很荣幸认识你。
A cat's ability to survive falls is based on fact.
猫在跌落时能够大难不死是有事实作为依据的。