日常の漢字: Kanji of the day 001

電車 でんしゃ（电车 dian4che1): train
Specifically an electric train.
電 is electricity, 車 is car (or generic automobile)
Most subways, monorails, and other similar metro rails are considered to be 電車.

Note that the pronunciation for car, しゃ, is the 音 (Chinese) pronunciation. Japanese pronunciation, くるま, tends to be used for personal autos. The 音 pronunciation is sometimes used for taxis too.
乘電車. Ride the train.