reagent
n.反应力,反应物,试剂
难易程度:
reagent为短语/超纲词汇
reagent
/ri:'eɪdʒənt; ri`edʒənt/
n (chemistry 化) substance used to cause a chemical reaction, esp to detect another substance 试药; 试剂; 反应物.
reagent
n[C]technical[
Date: 1700-1800;
Language: Modern Latin;Origin: , present participle of reagere
'to react', from
Latin agere
'to act']
a substance that shows that another substance in a
compound exists, by causing a chemical
reaction