ObjectiveTo study ultrastructural changes of BGC 823 gastric cancer cells due to the killing effects of the specific cytotoxic T lymphocytes(CTL).是什么意思_ObjectiveTo study ultrastructural changes of BGC 823 gastric cancer cells due to the killing effects of the specific cytotoxic T lymphocytes(CTL).在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句