他把杯子倒过来检查底部是否有裂纹。

He ___inverted the cup to check for cracks on the bottom.

为了更容易理解，老师建议我们把这两个句子的顺序颠倒一下。

To make it easier to understand, the teacher suggested we ___invert the order of these two sentences.

为了增加和声的丰富性，钢琴家决定反转这个和弦。

To add harmonic richness, the pianist decided to ___invert the chord.