星际距离
interstellar───adj.[航][天]星际的
distance───vt.疏远;把…远远甩在后面;n.距离;远方;疏远;间隔
distance piece───定距块;隔离段;隔离段,定距块
interstellar dust───[天]星际尘埃
perpendicular distance───垂直距离;垂(直)距(离)
tars interstellar───星际焦油
considerable distance───相当远的距离
socially distance───社交距离
safe distance───n.安全距离;[安全]安全距离
This time-lag depends on the distance the signal has traveled through the interstellar medium: the longer the distance, the greater the time lag.───这个时间差依赖于信号在星际介质中传播的路程:路程越长,时间差越大。