shí / yàn / shì / yòng / Ruì / shì / rǎn / liào / guān / chá / xuè / yè / tú / piàn / zhōng / de / xì / bāo实验室用瑞氏染料观察血液涂片中的细胞。The laboratory uses Wright's stain to observe cells in blood smears.