Children do not have to learn that streets are dangerous places by potentially fatal trial and error.
孩子们不必通过可能致命的尝试和错误来了解街道是危险的地方。
-- Keith Henson 总经理汉森
Children do not have to learn that streets are dangerous places by potentially fatal trial and error.
孩子们不必通过可能致命的尝试和错误来了解街道是危险的地方。
-- Keith Henson 总经理汉森