点击下方单词,选择对的这个单词
1. 海象A walrus is a large, fat animal which lives in the sea. It has two long teeth called tusks that point downwards.
1. either of two large northern marine mammals having ivory tusks and tough hide over thick blubber
Synonym: seahorsesea horse
多通过句子记忆单词,而不是单独死记硬背。