hub

轮子的中心部分,通常为圆柱形；轮毂。

The central part, usually cylindrical, of a wheel; the nave.

多条路线交汇并分配、分发或疏导交通的点。

A point where many routes meet and traffic is distributed, dispensed, or diverted.

提供一系列相关服务的中心设施,如医疗中心或教育中心。

A central facility providing a range of related services, such as a medical hub or an educational hub.

连接多个以太网端口的计算机网络设备(参见交换机)。

A computer networking device connecting several Ethernet ports. See switch.

带有钉子的标桩,用于标记临时点。

A stake with a nail in it, used to mark a temporary point.

雄性鼬鼠；公兔；公狗；公驴。

A male weasel; a buck; a dog; a jack.

电子游戏中可进入各个关卡的区域。

An area in a video game from which individual levels are accessed.

投掷环圈等游戏的目标或标记。

A goal or mark at which quoits, etc., are thrown.

用于硬币压制等工艺中,在模具上压印图案的硬化钢印模。

A hardened, engraved steel punch for impressing a device upon a die, used in coining, etc.

螺旋滚刀。

A screw hob.

阻止车轮滑动的垫块。

A block for scotching a wheel.