rain stick

1. If you only let me see rain but no rainbow, then maybe we should just stick to work.
   你要老是让我经历风雨，不让我见彩虹，那我可就真跟你保持工作关系了。

noun

1. a percussion instrument that is made from a dried cactus branch that is hollowed out and filled with small pebbles and capped at both ends