出处:按学科分类—语言、文字 辽宁人民出版社《英汉辞典》第384页(212字)
【释义】:
n.①军事训练,操练:military 3drill s军训.3drills in the use of the bayonet操练刺杀.be at 3drill 在操练.②练习:3drills in grammar语法练习.
-v.操练,训练:3drill him in pronunciation训练他的发音.