hub

交通の要所、ハブ

多くの交通路が集まり、人が乗り換えたり貨物を積み替えたりする場所。

やさしい英語で： A central place where many transport routes meet and people or goods move between them.

• This airport is a major hub.
• The station became a busy transport hub.
• Passengers change planes at several regional hubs.

使い方： a hub for something (The city is a hub for international flights.)

類義語： transport center, junction

よく使う表現： transport hub, major hub, hub for flights, traffic hub

車輪のハブ

車輪の中央にあり、車輪を支える軸につながる部分。

やさしい英語で： The central part of a wheel, where it joins the bar that supports it.

• The wheel has a metal hub.
• He replaced the bicycle’s rear hub.
• The spokes connect the rim to the hub.

よく使う表現： wheel hub, rear hub, hub bearing

ハブ、ネットワークハブ

コンピューターをつなぎ、受け取ったデータを接続先すべてに送る機器。

やさしい英語で： A device connecting computers that sends incoming data to all its connected devices.

• Connect the computers to the hub.
• This hub sends each packet to every connected device.
• They replaced the old hubs with switches.

類義語： network hub

よく使う表現： network hub, ethernet hub, connect a hub

突起、出っ張り

表面から盛り上がり、邪魔になるでこぼこした部分。

やさしい英語で： A rough raised part that sticks out and gets in the way.

• The cart struck a hub in the road.
• A rough hub caught the wheel.
• Workers cleared the hubs from the track.

類義語： bump, projection, obstruction

よく使う表現： a rough hub, hub in something