| 释义 |
DEFINITIVE EXAMPLES 权威例句〔mask〕A natural or artificial feature of terrain that conceals and protects military forces or installations.掩体，掩蔽物：掩盖、保护军事力量或装备的天然或人工的地貌美国传统〔sentry box〕A small shelter for a posted sentry.岗亭：站岗哨兵用的一种小型掩蔽物美国传统The snipers picked the soldiers off one by one as they ran for cover.当士兵们跑向掩蔽物时，阻击手逐个瞄准射击。剑桥国际 |