地下鉄 (ちかてつ) Japanese meaning | Kotomora東京の地下鉄はとても便利です。
The Tokyo subway is very convenient.
Usage patterns
地下鉄に乗るto ride the subway
I ride the subway to work every morning.
地下鉄で〈場所〉に行くto go somewhere by subway
I went to Shinjuku by subway.
地下鉄が止まるfor the subway to stop running (e.g. due to trouble)
The subway stopped running because of an accident.