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
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