底栖章鱼中的交接腕通常是第三个右臂。
The hectocotylus in benthic octopuses is usually the third right arm.
攻占诺曼底由整夜的降落伞和滑翔机空降、大规模的空袭、海军轰炸和6月6日早晨展开的两栖作战阶段组成。
The Normandy invasion began with overnight parachute and glider landings, massive air attacks, naval bombardments, and an early morning amphibious phase began on June 6.
当一只底栖鱼逃离隐藏的地点时，不会马上再找个地方藏身，而是会游上几米。
After a fish emerges from its hiding spot, it swims a few meters away and doesn't immediately rebury itself.
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