under the guise of 在……的名义下
under the pretext of 以……为借口
under the guise of darkness 在黑暗的掩护下
under the cover of night 在夜色的掩护下
under the cover of a meeting 以开会为掩护
1. The spies operated under the cover of a diplomatic mission.
间谍们在外交使团的掩护下活动。
2. They planted the bomb under the cover of darkness.
他们趁着夜色安放了炸弹。
3. The company launched its new product under the cover of a software update.
这家公司借着软件更新的掩护推出了新产品。
A: Did you see how the mouse moved? It went under the cover of the sofa.
A：你看见老鼠是怎么移动的吗？它藏到了沙发底下。
B: Actually, in this context, 'cover' means concealment. The spy moved under the cover of a tourist visa.
B：实际上，在这个语境中，'cover' 指掩护。那个间谍持旅游签证作为掩护进行行动。
1) 在……的掩护下，指利用外部条件隐藏真实目的或行为。
2) 借着……的便利，利用某种合法或公开的事务作为保护伞。
3) 在……的遮蔽下，物理上的遮挡或隐藏。
1. 在……的掩护下；在……的庇护下
e.g.He escaped under the cover of smoke.
他趁烟幕掩护逃走了。
phrase
1. using the protection of something to hide one's actions or intentions; secretly or covertly