systemic
/sɪˈstemɪk, also sɪˈsti:mɪk; sɪs`tɛmɪk/ adj
1 of or affecting the whole of the body 全身的; 影响全身的.
2 acting by entering the tissues of a plant and killing insects and other pests which try to feed on it 内吸收的, 内吸性的（通过渗入植物组织内以消灭以之为食的昆虫及其他有害生物的）
systemic fungicides 内吸性杀真菌剂.