Returning to Bell Labs, Alan worked for a few more days on the RCA cipher.
回到贝尔实验室，艾伦又研究了几天时间片段扰乱。
He wanted them to keep him informed on their progress after he had returned to England, and indicated two possible means of communication: either through Friedman, or through Professor Bayly,
他希望在回到英国后，仍然能够跟踪它的进展，并且考虑了两条可能的渠道：通过弗雷德曼，或者通过贝利教授。
a Canadian engineer attached to British Security Coordination.
贝利是为英国安全协作处工作的一位加拿大工程师。
At a quarter past four on 16 March, he had a telephone call from BSC, telling him it was time to embark.
3月16日4点15分，艾伦接到了安全协作处的电话，通知他可以登船了。
He stopped work and left the West Street building within half an hour.
在半个小时内，他迅速放下所有的工作，并离开了西街的办公楼。
His ship was not a Queen this time, but the 26,000 ton troop transporter Empress of Scotland.
他这次要乘的船，可不再是女王号，而是一艘26000吨的英国军用运输舰苏格兰女皇号。
This British vessel could sustain 191/2 knots, while packed with 3867 enlisted men, 471 officers—and just one civilian.
这艘军舰速度可以达到19.5节，运载了3867名新入伍的士兵，471名军官，以及一位平民。
After a week's delay, the Empress of Scotland left New York harbour on the night of 23 March.
在延误了一周后，苏格兰女皇号在3月23日晚上离开纽约港。
She steamed due east into mid-Atlantic, and then swung up to the north.
它喷着蒸气，向东进入中大西洋，然后驶向北方。
Only one of the thousands carried into the midst of the battle knew the precarious system upon which so much depended—but that knowledge made no difference now.
这几千条生命被卷入了战争，此时此刻正被一套精密系统庇护着，在他们当中，只有一个人了解这套系统，但是在这里，这些知识一点用都没有。
For a week Alan was ordinary again, having to take the risks and trust the authorities like everyone else.
艾伦在这里就是一个普通人，他也要像其他人一样承担风险，并且服从军官的命令。
The danger was real enough: on 14 March the similar Empress of Canada had been sighted and sunk.
风险是很大的，3月14日，一艘类似的运输舰，加拿大女皇号，被发现并击沉了。