Activated hydrogen
[医] 活性氢
🧩 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 );
🗣️ 情景例句
That leaves a lot to be desired.
太不让人满意了。
Rising volcanic ashes
升起的火山灰
It had broken down the previous summer, and though I promised to repair it, I had never got round to it.
那台割草机去年夏天就坏了，尽管我答应修，但一直没抽出时间，