high-risk groups
英
美
- groups n.群;组;团体;集团v.聚合;成群、组;把...聚集;把...分类
- high adj.高的;高尚的;高级的;高度的;全盛的adv.高;奢侈地;音调高n.高水平;高气压;(麻醉品带来的)快感
- risk n.危险;风险;投资报酬的风险vt.冒...的危险;承受...的风险
- Haing unusual moles, exposure to sunlight and being fair-skinned are thought to place people at higher risk.
具有较大的痣,接受阳光暴晒和较浅肤色者被认为是皮肤癌的高危人群。
- Chemoprophylaxis of close contacts and vaccination of high-risk population groups is ongoing.
密切接触者的化学预防和高危人群组的预防接种正在进行。