1.
Demonstrating and analyzing to the roll discipline of a group of similar rigid bodies
一类相似形刚体滚动运动规律的演示与分析
2.
To roll, move, or transport on wheels or a wheel.
用轮子滚动、转动或运输
3.
World Bowls Board
世界滚木球运动委员会
4.
A roll or throw of the ball, as in bowling.
滚保龄球在保龄球运动中滚动或投掷保龄球
5.
Enable accelerated scrolling (scroll farther as you roll the wheel faster)
启用加速滚动(滚轮滚动越快，滚动越远)
6.
a fast bowler with a fine action
姿势优美而动作敏捷的滚木球运动员.
7.
"To move quickly and smoothly, especially by rolling."
迅速而平稳地运动,尤指以滚动的方式。
8.
Motion analysis of disc cam mechanism with rouer follower
滚子从动件盘形凸轮机构的运动分析
9.
Study on Kinematics and Dynamics of Roller for Collecting Plastic Film Residue;
残膜捡拾滚筒的运动学和动力学研究
10.
Research on the Design Method of Rolling Shear Mechanism Based on Pure Rolling
基于纯滚运动的滚切剪机构设计方法研究
11.
Packaging--Transport packages--Rolling test method
GB/T4857.6-1992包装运输包装件滚动试验方法
12.
make an out by hitting the ball on the ground, in baseball.
棒球运动中打滚地球出局。
13.
To throw or roll a ball in bowling.
在保龄球运动中投掷或滚球。
14.
ROLL-OUT BATTERY BOX (optional). Round-The-Clock Operation.
滚动式电池箱（备选件）：全天候运转。
15.
Motion Analysis of Two Plane Figures with Both Rolling and Slipping
两平面图形间又滚又滑时的运动分析
16.
Research on Wheel-Rail Rolling Noise on Ballasted Track of Passenger Dedicated Line;
客运专线有碴轨道轮轨滚动噪声研究
17.
nonfilling slot type bearing
无滚珠槽的滚动轴承
18.
a grounder that rolls along the infield.
沿着界内滚动的地滚球。