洛杉矶金融服务公司Techforward与电子产品回收公司联合推出了一个服务，用户通过服务来可以锁定所购买电子设备的折价价值。
Techforward, a Los Angeles-based financial-services company that works with electronics recyclers, lets consumers lock in a trade-in value for their devices.
中央数据库的容量越大，就越有价值，也就意味着能把用户锁定在其中。
Centralised databases become more valuable the bigger they get, potentially locking users in.
目的探讨锁定肱骨近端接骨板治疗肱骨近端骨折的临床价值。
Objective To investigate the clinical value of locking proximal humeral plate (LPHP) in treatment of proximal humeral fracture.
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