1·When not campaigning, soldiers needed to be occupied; otherwise they represented a potentially dangerous source of friction and disloyalty.
不作战时，士兵需要处于忙碌状态；否则他们就会是危险的摩擦及不忠的潜在来源。
2·His disloyalty irritated his wife, who resolutely left home.
他的不忠激怒了他的妻子她毅然决然的离开了这个家。