保护: protect; defend; guard; safe ...级别: rank; level; grade; scale; s ...债券保护级别: debt protection levels防护级别: level of protection汽车维护级别: vehicle maintenance grade环状保护级: ring protection level护级赛: vital match级别: rank; level; grade; scale; sort; rating 干部级别 the rank of a cadre; 工资级别 wage scale; grade on the wage scale; 外交级别 diplomatic rank; 不论级别高低 no matter what their ranks; 这样做会打乱工资级别制度。 that would upset the wage differential. 它们被仔细地分成各种级别。 they are carefully graded级别称为结构化的保护: structured protection海洋自然保护区类型与级别划分原则: principle for classification of marine nature reserves自然保护区类型与级别划分原则: principle for categories and grades of nature reservese级别: e level边级别: edge level大级别: large level低级别: lower-level高级别: high-level个级别: zoom in or out levels级别,层: level级别;等级: grade级别性: gradability面级别: face level年级,级别: klasse, die;-n无级别: unrated保护: (尽力照顾, 使不受损害) protect; defend; guard; safeguard 保护环境, 防止污染 protect the environment against pollution; 保护人民的利益 safeguard the people's interests; 保护视力 preserve eyesight; 保护现场 keep intact the scene of a crime [accident]; preserve the scene (of a crime or accident) undisturbed; 保护板 fender; protective plate; fender apron; armour plate; 保护比 protection ratio; 保护 (涂)层 coating; 保护层 antiabrasion layer; resist shadow; protective covering; resist; sealer; protective layer; stopoff; 保护措施 protection; protective measures; cocooning; safeguarding (protective)存取级别 访问级别: access level