vt.
围；包围，围困：
She was surrounded by reporters.
她被记者包围住了。
围绕，环绕：
A wattled hedge surrounds the house.
房子四周围绕着一圈篱笆障。
to be surrounded with mountains
四面环山
围困(军队、要塞、城镇等)：
the city that was surrounded by the enemy for about a month
被敌军围困了近一个月的城市
使唾手可得，大量供给：
The