- 相关词组
- piston ring seal活塞环式密封
- packless seal无包扎密封
- asphalt seal coat地沥青封缝层;
- apron wall前护墙;
- navy seal海豹特遣队;
- piston seal活塞密封圈
- seal of approval正式认可;
- air tight seal气密
- plug for seal堵塞密封
- seal script篆文;
- pneumatic seal气力密封
- frit seal熔接密封;玻璃料密封;
- harbor sealn.斑海豹;
- seal offv.把…封锁起来;封闭;封锁;隔离
- seal someone's fate使注定遭殃，使无法逃避不快之事;
- put a seal on打印;
- apron stringn.围裙带，支配，控制;
- positive double-lip seal刚性双唇密封
- valve seal气门杆密封圈，阀门密封，阀止水;
- bank seal银行印章
- 今日热词
- 热门搜索
- PDF n.Adobe的可移植文档格式文件的扩展名;
- deliberately adj.故意的;从容的;adv.不慌不忙地;
- n n. 英语字母表的第14个字母;表示不定数abbr.北方(的);北部(的);牛顿(力的单位)
- sheet n.床单;一页/张（纸）;纪要;薄板;一层/团/片;拉帆绳;
- stay with me 跟我在一起;留下陪我;与我相随
- fsh 促滤泡激素;
- thought n. 思想;想法;关心;思索;v. 想（ think的过去式和过去分词）;思索;以为;认为;
- patience n.容忍;毅力;单人纸牌游戏;
- avenue n. 林荫路;大街;途径，手段;〈美〉（南北向）街道;
- passage n.通道，走廊;段落;流逝;通过;旅程;通行许可;
- Mexican n.墨西哥人;
- sleeve n.[机]套筒，套管;袖子，袖套;唱片套;
