n.北极圈...

n.小圈，环形饰物，琐环...

n.外接圆...

encircle的现在完成时为：encircled...

Arctic Circle的音标：Arctic Circle的英式发音音标为：['ɑ:ktɪk 'sə:kl]Arctic Circle的美式发音音标为：['ɑrktɪk 'sɚkəl]...

A forty-foot-high concrete wall encircles the jail.监狱周围有一圈40英尺高的混凝土墙。He bulls through the press horde that encircles the car.他用冲的穿过围绕汽车的重重人群.The tumor encircles the colon and infiltrates into the wall.肿瘤环绕结肠四周浸润肠壁....