交: Ⅰ动词1.(把事物转移给有关方面) hand over; give up; deliver 短语和例子交党费 pay party membership dues; 交公粮 deliver tax grain to the state; 交还 give back ; return; 交活 turn over a finished item [product]; 交枪不杀! g
键: 名词1.[机械工程] (使轴与齿轮、皮带轮等连接并固定在一起的零件) key 短语和例子轴键 shaft key2.[书面语] (插门的金属棍子) bolt (of a door)3.(琴、打字机或其他机器上, 使用时按动的部分) key (of a typewriter, piano, etc.) 短语和例子按钢琴的键 press the keys of a piano;