/sɪˈstemɪk;sɪˈsti:mɪk||; sɪsˈtɛmɪk/adj (
technical术语)
1 affecting or connected with the whole of sth, especially the human body 影响整体的，与整体有关的（尤指人体）
2 systemic chemicals or drugs that are used to treat diseases in plants or animals enter the body of the plant or animal and spread to all parts of it （化学品或药品）内吸的:
systemic weedkillers 内吸除莠剂 ➔systemically /-kli ||; -klɪ/ adv