在最后切断和移植血管之前，一定充分估计距离目的椎体的距离以免血管蒂长度不够。
Before definitive cut and transposition of the vessels, the distance to the affected vertebra has to be estimated to certify enough pedicle length.
解释自己为什么在纽约大都会棒球队2007赛季最后一场比赛失败后刮光胡子：我本想切断自己的喉咙，但我没瞄准，手举高了点。
Explaining why he shaved his mustache after the Mets' 2007 season-ending collapse: I tried to cut my throat, but I aimed too high.
危机的到来是在九月初，列宁格勒最后一条陆路被切断的时候。
The crunch came when Leningrad's last land link was cut in early September.
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