Activated alumina
[化] 活性礬土; 活性鋁土
?? 詞語組成解析
activated
['?ktiveitid]
adj. 有活性的;
v. 使活動，起動，觸發( activate的過去式和過去分詞 );
n. 礬土\\n[化] 礬土; 氧化鋁
??? 情景例句
The interview and conversation between us in Beijing are quite useful and inspiring.
我們在北京的會面和談話是十分有益和令人鼓舞的。
Imagination is more important than knowledge.
想像力比知識更重要。
Most of the earth's surface is covered by water.
大部分的地球表面被水覆蓋著。