看例子吧
1.Ireland borders the Atlantic Ocean .
爱尔兰以大西洋为界.
2.England is bounded in the south by the English channel.
英国南部以英吉利海峡为界.
3.The boundary between Shanxi and Shaanxi is the Huanghe River.
山西和陕西以黄河为界.
4.The United States is bounded on the west by the Pacific.
美国西以太平洋为界.
5.The boundary between Shanxi and Shaanxi is the Huanghe River.
山西和陕西以黄河为界.
6.The playing area is demarcated by a white line
运动场地以白线为界.
请及时采纳,不懂继续问( 天天在线 ）
