吃桃子时要小心，别咬到那个硬核。

Be careful not to bite into the hard ___pit of a peach.

这个食谱需要牛油果，但记得先把那个大核去掉。

The recipe calls for avocados, but remember to remove the large ___pit first.

我不小心吞下了一颗樱桃核。

I accidentally swallowed a cherry ___pit.