您要查找的是不是：
- signalling key of push type 按压信号开关
- He gave me a duplicate key of his house. 他给了我另配了一套他房子的钥匙。
- The song is written in the key of D. 这首歌是用D调谱写的。
- He is striking the key of his typewrite. 他敲打着打字机的字键。
- She is pecking away at the key of a typewriter. 她不停地敲打著打字机的键。
- Tom is a man full of push and go. 汤姆是一个精力充沛的人。
- signalling key of pull type 拉引式信号开关
- Guo Ran works hard and is full of push. 正当郭然干的起劲的时候。
- His fingers swept the keys of the piano. 他的手指在钢琴键盘上轻快地移动。
- She is pecking away at the keys of a type writer. 她在不停地轻击打字机的字键。
- The act or process of pushing or thrusting out. 推，掷推出或掷出的行为或过程
- Have you got the key of the sideboard on you? 你有餐具柜的钥匙吗?
- He was thumping the keys of the piano. 他重重地敲击钢琴琴键。
- She is pecking away at the keys of a typewriter. 她不停地敲打着打字机的键。
- He pulled out the key of his closet. 他拿出他房间的钥匙。
- The boy started pecking at the keys of the piano. 男孩开始在钢琴上乱弹一气。
- Most American car horns honk in the key of F. 大多数汽车喇叭的叫声是用钥匙F发出来的。
- Can you play the key of C minor? 你能用C小调演奏吗?
- One set of acid pull and push type pickling line with the annual production capacity of 600,000 metric tons has been together installed beside the cold rolling mill. 公司与冷轧生产线配套的推拉式酸洗生产线的年设计生产能力为60万吨。
- Transport has always been the master key of trade. 运输一向是贸易的关键。
