哒
+
哒嗪
Simplified
哒嗪
Traditional
噠嗪
Pinyin
dā qín
Definition
pyrazine C4H4N2; diazine
他在学哒嗪用法
Tā zài xué dā qín yòngfǎ
He's learning how to use pyrazine
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吖嗪
ā qín
-azine; heterocyclic compound containing nitrogen in their ring such as pyridine 吡啶 C5H5N, pyrazine 哒嗪 C4H4N2 or pyrimidine 嘧啶 C4H4N2
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