stationary flow [流] 定常流 ;
稳定流 ; 稳流
That is because most of the time sand is not stationary on the beach. 这是因为大多数时候沙子在沙滩上并不是静止的。
I like to do should be a daze, because it makes me feel the time is stationary. 我最喜欢做的事应该是发呆了,因为那让我觉得时间是静止的。
They are thought to be relatively stationary within the Earth, while plates and continents move above them. 在地球内部它们被认为是相对固定的,而板块和大陆就在其上面移动。