这么多年来，头一回有人要我出示身份证。For the first time in many years, I got carded.用电子扫描器来检验身份证。The identity cards are examined by an electronic scanner.我们外出时应随身携带身份证.We should have identification card on the person when we go out....
他们用液压软管驱动的骨架 、 铰链咬合的齿轮和电缆连接的力臂来保持平衡.The dinos poised in the skeletal power of hydraulic hoses, chained gears, and cabled levers.而颚间牙齿大小的差异,可能会影响矫正治疗最后的结果和咬合的稳定性.Intermaxillary tooth size discrepancy can affect the final ...