Excavating bur
[医] 挖钻
🧩 词语组成解析
v. 挖掘（excavate的现在分词）
n. 刺果, 粘附物\\n[医] [牙]钻, 圆头锉
🗣️ 情景例句
Well, I might want to go to Columbia.
嗯， 我也许去Columbia大学。
He who purposes to be an author, should first be a student.
想当作家，相当学生。
Behind the house there is a tree.
房子后面有一棵树。