helianthin的翻译，读音
释义：
[医] 半日花素, 甲橙
n. An artificial, orange dyestuff, analogous to tropaolin,
and like it used as an indicator in alkalimetry; -- called also methyl
orange.
n. An artificial, orange dyestuff, analogous to tropaolin,
and like it used as an indicator in alkalimetry; -- called also methyl
orange.