Petrograd is the name used from 1914 to 1924 for the Russian city we now call St Petersburg. When the First World War began, Petersburg sounded German, and Germany was the enemy, so the government gave the city a more Russian-sounding name.

Petrograd彼得格勒是the name used from 1914 to 1924，1914到1924年間使用的名字，for稱呼the Russian city這座俄國城市，we now call我們現在叫做St Petersburg聖彼得堡的城市。When the First World War began第一次世界大戰開打時，Petersburg這名字聽起來像sounded German德文，Germany was the enemy而德國是敵國，so所以the government gave the city a more Russian-sounding name政府就給這城市取了個聽起來更俄國味的名字。

Petro- here is from the name Peter — the apostle the city was named for, and Peter the Great — and -grad is a Slavic word for city, so it means “Peter’s city.” Though actually, this petro- has nothing to do with petroleum or oil, even though the letters look the same.

Petro-這個字首是from the name Peter源自Peter這個名字——the apostle the city was named for這城市當初命名紀念的那位使徒，and Peter the Great以及彼得大帝——and而-grad是a Slavic word for city斯拉夫語裡表示「城市」的字，so所以it means它的意思是「Peter's city彼得的城市」。Though actually不過事實上，this petro-這裡的petro-has nothing to do with petroleum or oil跟石油一點關係都沒有，even though the letters look the same儘管拼法看起來一樣。

In 1924 they renamed it Leningrad; later it became St Petersburg again. You will meet Petrograd in history books about the Russian Revolution.

In 1924到了1924年，they renamed it Leningrad他們把它改名叫列寧格勒；later後來it became St Petersburg again又變回聖彼得堡。You will meet Petrograd你會在history books about the Russian Revolution講俄國革命的歷史書裡遇到「彼得格勒」這個名字。