镶板，板条一个通常为长方形的平板条，构成其被固定的表面的突起、凹陷或框架部分
A flat, usually rectangular piece forming a raised, recessed, or framed part of the surface in which it is set.
安与黛安娜的友谊只是表面的。
Ann's friendliness with Diana is only skin-deep.
借口，托词表面的目的；理由
An ostensible or professed purpose; an excuse.
