名词
中文翻译：连接球
同义词：
['连接杆，连接杆球例句：1. The link ball isthe key to unlocking the door.（连接球是打开门的关键。）2. The linkball was used to connectthe two pieces of equipment together.（连接球用于将两个设备连接在一起。）']
例句：
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1. The link ball isthe key to unlocking the door.
连接球是打开门的关键。
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2. The linkball was used to connectthe two pieces of equipment together.
连接球用于将两个设备连接在一起。
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3.The link ball was a crucial component inthe design of the new car.
连接球是新汽车设计中的关键部件。