基本解释[医药科学]血管系英汉例句双语例句This study firstly surveyed the effect of lead on neural system, renal tissue and haemal tissue;本研究首先调查铅接触对职业人群神经行为、肾功能和血液卟啉代谢的影响；haemal system更多例句专业释义医药科学血管系