tea-leaves we茶树叶
tea-leaves quality茶叶品质
Picking Tea-leaves and Capturing Butterflies采茶扑蝶
throw away the old tea-leaves倒掉陈茶叶
When people drink tea, only less water soluble selenium (mainly on inorganic selenium and small molecule state selenium) was drunk, and most selenium still stay in tea-leaf, so drinking tea has not fully utilized selenium in tea.
在饮茶时，富硒茶叶的茶汤中浸出的仅为较少的水溶性的硒(无机硒和小分子的硒物质)，大部分的硒还留在茶叶中，饮用茶水并未充分利用茶叶中的硒。
参考来源 - 含硒氨基酸的电化学特性研究及其应用