Dragendorff's reagent
[机] 德雷根道尔夫试剂
🧩 词语组成解析
reagent
[ri(:)'eidʒənt]
n. 反应物，试剂;
🗣️ 情景例句
More than 50% of marriages are doomed to fall.
50%的婚姻都注定以失败告终。
None but a wise man can employ leisure well.
唯智者善于利用空闲。
Advertisers discovered years ago that all of us love to get something for nothing.
做广告的人们多年前就发现我们大家都喜欢免费得到东西。