- 相关词组
- active material放射材料;放射性材料;活性材料;活性物质;
- risk of material misstatement出现重大错报的风险
- material requirements planning库存管理;
- green material青材料;
- curtain material窗帘材料;
- new material新材料;
- extracellular material[医]细胞外物质;
- lie detectorn.<口>测谎器;
- organic material有机材料;
- poison material有毒物质;
- metal detector金属探测器;
- material gains物质利益;
- loading material加感材料，填充剂，填料;
- fissionable material裂变物质;
- reusable material可重复使用的材料
- raw materialn.原料;原材料;生料;
- acoustic material声学材料，隔音材料;
- photoelectric intrusion detector光电防盗报警器;光电侵入检测器
- binding material黏结材料，胶结物质;
- zinc impurity P-type detector掺锌P型探测器
- 今日热词
- 热门搜索
- Pikachu 皮卡丘（皮卡丘是一只口袋精灵）;
- deer n.鹿;
- icon n.图标;偶像;图符;圣像;崇拜对象
- 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;
- danger n.危险;可能性;危险的事物;风险;
- catnap n.小睡，小憩;
- take out v.取出，除去;拔掉;把…带出去;邀请（某人）外出;
- product n.产品;产物;乘积;
- have been 已经;来过;
- unfortunately adv.不幸地;
- settle v.结束（分歧）;庭外和解;结（账）;（使）坐下;（使）沉降;安排好;定居;注视着;降落;n.高背长椅;
- bread n.面包;食物;营养，营养物;生计;vt.在…上撒面包屑;
