连接两个端口。
The merchandise is shipped through two ports.
商品通过两个港口装运。
The merchandises are shipped through two ports.
商品通过两个港口装运。
The front of the device has two USB ports while the back has three.
前端设备有两个US B连接埠，而背面有三个。
The front of the device has two USB ports while the back has three.
前端设备有两个US B连接埠，而背面有三个。
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