Sulcus centralis
<拉>中央沟
🧩 词语组成解析
[医] 沟
🗣️ 情景例句
Your boyfriend is a bag of bones.
你的男朋友瘦得皮包骨头。
His friend was filled with joy over the good news.
他的朋友因得知这个好消息而雀跃。
Oh, there's the conductor. Do you have your ticket?
啊，列车员来了。票在你那儿吗？