We must learn to conserve what remains.
我们必须学会保存那些剩余的.资源。
I didn't remain long in the city.
我没在那个城市逗留很长时间。
Though the sore being healed, yet a scar may remain.
伤口虽然痊愈, 却可能留下伤疤。
The present international situation remains tense and turbulent.
当前的国际局势依然紧张动荡。
Most of the unearthed relics remain intact.
大多数出土文物仍保持完好无损。