1、A two-directional barrel roll stuff blender relates to the stuff blending and mixing equipment.
一種雙向滾桶拌料機，涉及物料的攪拌及混合設備。

2、The flight path during a barrel roll has the shape of a horizontal cork screw.
桶式橫滾的飛行路徑的形狀就像一個水平螺旋線。

3、The Barrel roll is a combination between a loop and a roll.
桶式橫滾是由一個橫滾和一個筋斗結合而成。