点击下方单词,选择对的这个单词
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1. 胸骨Your breastbone is the long, flat bone which goes from your throat to the bottom of your ribs and to which your ribs are attached.
1. the flat bone that articulates with the clavicles and the first seven pairs of ribs
Synonym: sternum
多通过句子记忆单词,而不是单独死记硬背。