rocket science的意思是“something is very difficult to do or to understand”,即“高深的事,难做的事”。rocket science从字面上看,意思是“火箭学,航天器学”。之所以有“高深的事”这样的含义,其源于二战时期。在当时,美国开始研究火箭学。对于普通人而言,火箭学是一
It's nice to relax a bit. It's been a crazy few weeks. We had just four weeks to buy our new home.能放松一下真好。这几周过得太疯狂了。我们只有四周的时间买新房子。Oh no, four weeks! That's really not mu