在两条道路的交叉点发生了一起事故.An accident happened at the meeting of two roads.每个交叉点上的一条边的长度和方位角是一开始就决定的.The length and azimuth of one side at each junction point is first decided on.在那两条街道的交叉点有一所邮局.There is a post office at the junc...
这种结实的高强度塑料盒子在水下100英尺以内是防水的。The durable high-impact plastic case is water resistant to 100 feet.购买十件商品以内的顾客可使用快速购物通道。Customers with ten items or less can use the express lane.快车在3小时以内走完去渥太华的旅程.A fast train does the journe...