1、When a major planet - like Uranus - turns on its power, you can feel the ground move.
當天王星這么一顆有份量的行星開始釋放它的能量時，定會讓人感到地動山搖。

2、These monuments are on major planet ary grid points.
這些紀念碑是行星的主網(wǎng)格點。

3、It is common for a major planet to retrograde for several months at a time.
不過主行星在一段時間內(nèi)幾次逆行是平常之事。