每日商务英语 第609期:在夜幕的掩护下 本文已影响 1.51W人 under the cover of darkness ------- 在夜幕的掩护下(成语)英文释义 (IDIOM) Describing something done secretly at night.例句 Last night a group of thieves broke into our factory under the cover of darkness and stole a lot of valuable equipment.昨天晚上,一群窃贼在夜幕的掩护下溜进了我们的工厂,偷走了大量的贵重设备。