動詞 encircle:

1. be around
   同義詞：surround, environ, circle, round, ring
2. form a circle around
   同義詞：circle
3. bind with something round or circular
   同義詞：gird

1. Any of the imaginary lines representing degrees of latitude that encircle the earth parallel to the plane of the equator.
   緯線，緯度圈與赤道平面平行且環(huán)繞地球用來表明緯度高低的許多假想線中的任意一條
2. The lake is encircled by trees.
   湖被樹木環(huán)繞。
3. Enemy troops had encircled the town.
   敵軍包圍了該城。

en.cir.cle

v.tr.（及物動詞）
en.cir.cled,en.cir.cling,en.cir.cles
To form a circle around; surround.See Synonyms at surround
包圍，圍繞：組成一圓圈；包圍參見 surround
To move or go around completely; make a circuit of.
圍繞，環(huán)繞：全部環(huán)繞或移動；繞…行一周

【引伸】
encir.clement
n.（名詞）