rostra

名词 rostrum:

1. a platform raised above the surrounding level to give prominence to the person on it
   同义词：dais, podium, pulpit, rostrum, ambo, stump, soapbox
2. beaklike projection of the anterior part of the head of certain insects such as e.g. weevils
   同义词：snout, rostrum

ros.tra

n.（名词）
A plural of rostrum
rostrum的复数