Spectral pure reagent
[化] 光谱纯试剂
🧩 词语组成解析
spectral
['spɛktrəl]
adj. （似）鬼的;幽灵的;谱的;光谱的;
reagent
[ri(:)'eidʒənt]
n. 反应物，试剂;
🗣️ 情景例句
In China, Spring Festival is the biggest holiday of the year, but in the west Christmas is the biggest.
中国最大的节日是春节，西方最大的节日是圣诞节。
Books,like friends,should be few and well chosen.
书籍如朋友，宜少宜精选。
The article began: 'Hundreds of steps lead to the high wall which surrounds the president's palace'.
“几百级台阶通向环绕总统的高墙。