黄烷类...

Flavanoid is a kind bioactive substance, which has special conservancy and function of healing.黄酮类化合物是一类生物活性物质, 具有特殊的保健和药用功能....

flavanoid的音标：flavanoid的英式发音音标为：[fleɪ'vænɔɪd]flavanoid的美式发音音标为：[fleɪ'vænɔɪd]...