earring;耳环
ironhoop铁环
alllinkedwithoneanother;wheelswithinwheels;一环套一环
theweakestlink最薄弱的一环
HuanJie环杰
besurroundedbymountains;四面环山
Thecountryisencircledbythesea.这个国家四面环海。
hitthenine-pointring;命中九环
score342pointsinarchery在射箭中取得342环的成绩