Activated silica gel
[化] 活化硅胶
🧩 词语组成解析
activated
['æktiveitid]
adj. 有活性的;
v. 使活动，起动，触发( activate的过去式和过去分词 );
silica
['silikə]
n. 硅石，二氧化硅;硅氧;
gel
[dʒel]
n. 凝胶，冻胶;定型发胶;
vi. 形成胶体;胶化;
🗣️ 情景例句
What is she calling about?
她打来说什么？
Deliberate before you begin, then execute with vigour.
著手前要深思熟虑，执行要果断有力。
On this occasion, however, it had slowed down considerably.
然而这一次它的速度慢多了。