前环 meaning in English

forward-end pommel

They drive up and down lake shore drive in front of my house .
他们开着汽车在我家门前环湖车道上来来往往。
The methods include posterior ring internal fixation by using sacral bars , four - hole square plates or cancellous screws with anterior ring fixed by plates
固定方法有：前环骨折采用钢板固定；后环骨折分离采用骶骨棒，四孔方形钢板，松质骨螺钉固定。
A former huanya employee who was reached by telephone gave a similar account of working conditions , saying many workers suffered from skin rashes after working with gold powders and that others were forced to sign papers “ volunteering ” to work overtime
一位前环亚雇工在接受电话访问时，描述了类似的工作环境，他说很多工人在工作时接触金粉后浑身起皮疹，有些工人还被迫签写“自愿”加班的文件。