单词	割削工具
释义	割削工具cutting tools
随便看	keep a good house keep a good lookout keep a good lookout for keep a (good, sharp) lookout (for) keep a good table keep a good table(或house) keep a grip on ... keep ahead keep ahead of keep a jealous eye on keep a lid on keep alive keep-alive keep-alive circuit keep-alive current keep-alive electrode keep-alive voltage keep aloof keep aloof from keep a lookout keep a lookout for keep a low profile keep a mental note keep america beautiful 保持美国美好协会 keep an a card up one's sleeve