1.The American cowboy? An update on the Mexican vaquero.

美国牛仔？墨西哥 vaquero 更新。机翻

2.And in the South West, Mexican vaqueros herded cattle across the great grass plains North of the Rio Grande over two centuries before the first Texas cowboys began their cross-country cattle drives.

在西，墨西哥牧牛人赶着牛群过里约热内卢格兰德河大草原，比第一批德克萨斯牛仔开始他们越野牧牛活动早了两个多世纪。