单词：brazilin

中文含义：红木素

英语词性：noun

美式音标：/’bræzɪlɪn/

同义词：brazilwood extract

易混淆单词：brazilian（巴西人，巴西的）

双语例句：

1. The natural dye brazilin was extracted from Caesalpinia echinata L. and was identified by thin layer chromatography and infrared spectra.

从刺柏木中提取了天然染料红木素，并经过薄层色谱和红外光谱鉴定。

2. The bioavailability of brazilin is quite low and it can’t be easily absorbed by human body.

红木素的生物利用度很低，人体难以吸收。