messages.content: 请把下面的中文句子翻译成英文
messages.role: system
messages.content: 尽管前牙即刻种植能获得与前牙延期种植相似的种植体存留率并且可以显著缩短治疗时间，但前牙即刻种植也容易出现牙龈退缩、龈乳头缺失、种植体平台暴露等美学并发症。
messages.role: user
messages.content: As for the rehabilitation of anterior teeth, immediate implant placement might achieve a survival rate similar to those of delayed implant placement and significantly reduce treatment time, whereas several aesthetic complications such as gingival recession, loss of interdental papilla, exposure of implant margin could also occur.
messages.role: assistant