- 相关词组
- secondary carcinoma继发癌;
- secondary database辅助数据库；二级数据库；二次数据库
- secondary annulus第二内齿轮;
- image intensifier with transmitted secondary electron multiplication透射式二次电子倍增像增强器
- gross secondary production总次级生产量
- medium secondary coverts次级中覆羽
- ignition coil secondary cable点火线圈高压线
- secondary market二[中，次]级市场;
- secondary offering二次发售
- secondary amenorrhea继发闭经;
- secondary axis次轴，副光轴，副轴;
- secondary activity第二级业务;
- secondary amine仲胺;
- secondary allergen继发性变应原
- secondary asphyxia继发性窒息;
- secondary disease继发症，续发症;
- secondary aspect次要方面
- acellular slime mold非集胞粘菌;
- zone of secondary enrichment次生富集带
- secondary pollution次生[二次]污染;
- 今日热词
- 热门搜索
- upright adj.直立的;正直的;规矩的;n.立柱;
- Pikachu 皮卡丘（皮卡丘是一只口袋精灵）;
- avalanche n.雪崩;山崩vi.崩塌;
- aloud adv.高声;大声;
- COOGI 酷极;库吉
- take a bow v.（演员或表演者向观众）鞠躬致意;鞠躬，答谢;
- role n.角色;地位;作用;
- sore adj.疼痛的;使人伤心的;恼火的，发怒的;n.（肌肤的）痛处，伤处;
- have aux. 用以构成完成式及完成式的不定式，表示已经…;vt. 有，具有;拿，取得;从事;必须，不得不;
- danger n.危险;可能性;危险的事物;风险;
- bitter adj.苦的;尖锐的;严寒的;怀恨的，愤愤不平的;n.苦;苦味物;苦啤酒;[航]系缆柱上的一圈缆索;
- apologize vi.道歉，认错;辩解，辩护;
