sedation

n [U] sedating or being sedated; condition resulting from being sedated 镇静作用; 镇静状态: the sedation of a hysterical patient 　病患者用药後的镇静状态 * under (heavy) sedation 在（大剂量的）镇静剂的作用下.

sectarian, sectarianism, section, sectional, sectionalism, sector, secular, secularism, secularist, secularize, secularise, secure, securely, securities, security, security guard, security risk, sedan, sedate, sedately, sedateness, sedative, sedentary, sedge, sedgy, sediment, sediment-covered, sedimentary, sedimentation, sedition, seditious, seditiously, seduce, seducer, seduction, seductive, seductively, seductiveness, sedulity, sedulous, sedulously,