Yang designed a dashboard mount filled with steel ball bearings and lined with silicon.
杨全国设计了一种以钢珠轴承填充并以硅衬底的仪表盘座架。
2
One of my great leaps forward was realizing how fast the score could mount in the three-ball situation.
重大突破之一就是，知道了在三个球的情况下比分可以增长这么快。
3
The second version also has a smaller ball bearing mount for the eyes, which means the later eyes will not fit the earlier lenses, though the older eyes will fit the later lenses.