拧松螺丝时记住口诀'左松右紧'，逆时针方向转就对了。

To loosen the bolt, just follow ___lefty-loosey by turning it counterclockwise.

作为一个左撇子，他总是要重新调整鼠标的设置。

As a ___lefty-loosey, he always has to reconfigure his mouse settings.