1.Moreover, understructure work's excavation work has not completed by far, perhaps there is hiding the true secret.

1.而且，下工程工作还远远没有完成，也许那里才隐藏着真正秘密。

2.Further adding to occupant safety, frontal impacts are absorbed by crumple zones directed into Y-shaped chassis members and the main understructure – the strongest part of the chassis.

2.正面撞击由溃缩区吸收并传递到Y型底部件和主要支承结构-坚实处，从而进一步保护乘客安全。