lose ground的用法和樣例：
例句
- The soldiers began to lose ground when their leader was killed.
指揮官被打死之後，士兵們便開始退卻。 - With Chelsea no longer owning their own ground they were unable to do any more rebuilding and lagged behind other clubs in that respect.
這時的切爾西失去了斯坦福橋的所有權，不能再對球場進行任何的改造，因此在球場方面，它開始落後於其它的俱樂部。 - He refused to give ground in the argument.
在爭論中他拒不讓步。 - Mary stood her ground and with wonderful courage she addressed them.
瑪麗毫不讓步，她非常勇敢地對他們講了話。
