Gastrointestinal stromal tumor (GIST) is the most common mesenchymal tumor of the gastrointestinal tract.是什么意思_Gastrointestinal stromal tumor (GIST) is the most common mesenchymal tumor of the gastrointestinal tract.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句