就是这样来的 meaning in Chinese

i have to catch some zs

The first valentine card grew out of 7 this practice
第一张情人节卡就是这样来的。
I have to catch some zs
就是这样来的
That " s how he got his nickname : his food isn " t " dressed up " with lots of 7 ) fancy 8 ) extras
他的绰号就是这样来的：他的食物没有装饰许多花俏的玩意。
But by that time , the bird would have no more saliva left and no more nutrition in its body to spit out any more . so it would spit until it bled . and the saliva on the nest at that time became bloody red
那时如果唾液已乾，身体里也没有养分可吐，那它就会吐出血来，这种含血唾液做成的燕窝是血红色的，但比白色燕窝更珍贵，人们吃的燕窝就是这样来的。