The advance guard was pressing forward with all speed.

前卫正以全速向前挺进。

You only command my advance guard and you have no right to make any truce without my order.

能指挥我的前卫，如未接获我的命令，您无权擅自停战媾和。

The advance guard had arrived at Easter, and others were booked in until the end of October.

先头部队已于复活节抵达，而后续部队也一直排到十月底以前了。

Across the sun hurried a darkening filter of cloud, the advance guard of a larger and even graver army.

一团乌云掠过太阳，如同一支愈加庞大、战意愈浓军队的前锋。

Mobile phones, it seems, are the advance guard for mobile-broadband networks that will extend Internet access to the whole of mankind.

手机似乎已在帮助全人类接入移动宽带网络中扮演起了排头兵的角色。