n.鼓；圆绷；绷圈
v.在绷圈上绣；用绷圈绣
Thrust self aligning roller bearing is one type of thrust bearing with tambour roller aslant ranged. 推力调心滚子轴承，是鼓形滚子倾斜排列着的推力轴承。
n.小手鼓；铃鼓
