释义 |
advance guard
advance guardn. A detachment of troops sent ahead of a main force to reconnoiter and provide protection.advance guard n 1. (Military) a military unit sent ahead of a main body to find gaps in enemy defences, clear away minor opposition, and prevent unexpected contact 2. (Military) a temporary military detachment sent ahead of a force to prepare for a landing or other operation, esp by making reconnaissance advance guardDetachment sent ahead of the main force to ensure its uninterrupted advance; to protect the main body against surprise; to facilitate the advance by removing obstacles and repairing roads and bridges; and to cover the deployment of the main body if it is committed to action.TranslationsThesaurusSeevanguard |