Denige's reagent
[化] 德尼格试剂
🧩 词语组成解析
reagent
[ri(:)'eidʒənt]
n. 反应物，试剂;
🗣️ 情景例句
My dear little boy just looked up at me as if to say,
我亲爱的小男孩只是仰头看着我 ，好像在说，
She's not at her desk right now.
这会儿她不在办公室办公。
Come in and have a seat.
请进来坐。