If Blythe heard that piece, I bet he was gnashing his teeth.

如果布莱思听到那个消息，我保准他会气得咬牙切齿。

If you couldn't attend either of the concerts and are currently gnashing your teeth at having missed out, don't despair.

如果这两场音乐会你都未能参加并且正在为错失机会而懊恼的话，别灰心。

There will be wailing and gnashing of teeth whatever criteria the Arts Council employ for this exercise.

无论艺术委员会采取哪种标准来评判这次训练，总会有人哀怨，有人气愤。