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入口门铃
1、entrance───vt.使出神，使入迷；n.入口；进入
2、lab entrance───实验室入口
3、back entrance───后门，后门入口
4、entrance guard───门禁；门卫
5、bell───vi.鸣钟；成钟状鼓起；n.铃，钟；钟声，铃声；钟状物；vt.装钟于，系铃于
6、columned entrance───柱状入口
7、entrance fees───入场费（entrancefee的名词复数）；n.入场费( entrance fee的名词复数 )
8、front entrance───前门入口；正门入口；前门，正门入口
9、entrance ticket───门票；入场券
1、One day Carrie's bell rang and the servant, who was in the kitchen, pressed the button which caused the front door of the general entrance on the ground floor to be electrically unlatched.───一天，嘉莉家的门铃响了，在厨房里的仆人按动电钮，打开了一楼总出入口的前门。
2、of entrance angle of both R coining dies and conical coining dies and the approach to eliminating bell shapes during sizing have been outlined.───入口形状为圆弧的整形模其入口曲率半径R的选择和入口形状为锥度的整形模其入口角度的选择，以及精整中消除喇叭口的措施。
3、Three different entrances, namely bell-mouthed entrance, plane entrance and inclined entrance are used in order to determine the influence of entrance shapes upon the flooding phenomenon.───采用平切形入口、斜切形入口及喇叭形入口三种入口条件进行研究，以便确定不同入口条件对液泛现象的影响。