You say that you wish the earth/floor/ground would open (up) if you are so embarrassed that you want suddenly to disappear.

(指尴尬得希望)地面裂开(使自己消失)

At that moment the boss walked in, and I just wanted the ground to open up and swallow me.

正在那时老板走了进来，我只希望地上裂条缝让我钻进去。

I'll say it was. All I wished was for the ground to open and swallow me.

是很尴尬，当时我真恨不得地上有条缝让我钻下去。