n.活性物;主動(dòng)動(dòng)詞
名詞active的復(fù)數(shù)形式.
Hello, may I ask how much you need for a detergent actives? 你好,請(qǐng)問(wèn)你需要活性物為多少的洗衣粉?
The effectiveness of anti-caries actives formulations based on sodium fluoride or sodium mono-fluorophosphate are confirmed. 對(duì)以氟化鈉和一氟磷酸鈉為基礎(chǔ)的抗齲活性物配方的有效性給予了肯定。