环城的英文：
around the city

参考例句：

North Huancheng Road at West Zhongshan Road junction
环城北路中山西路口

He rounded the city by bike.
他骑自行车环城一周。

around是什么意思：
adv. 大约；在周围，在附近；旋转；四处
prep. 在周围；在某处；围绕；四处

play around with
在一起厮混|玩弄|戏弄

The blades of the propeller turned around and around.
螺旋桨不停地转动着。

to wind around; to curl up; to revolve around; to orbit
旋绕

Press about [around] sb.
拥挤[密集]在某人周围

A casual saunter around the shops.
逛商店。

city是什么意思：
n. 都市，城市；特许市；全市居民；伦敦商业区；充满...的地方

the city of York
约克特许市.

beleaguer a city
围攻一座城市

The cleanliness of European cities puts our cities to shame.
欧洲各城市的整洁使我们的城市相形见绌。

The City Council has a manifold plan to Beautify the city.
市政府制定了一个美化城市的多重规化。

The army policed the conquered city.
军队管制这个被占领的城市。