unexplored

Very little forest is left unexplored nowadays.

如今,被勘测的森林是少之又少了。

No trope of stagecraft went unexplored this week as the United States jockeyed for advantage in a high-level economic dialogue with China.

美国人在本周与中国高层的经济对话中为占先机可所不用其极。

Every day his science is penetrating into the region formerly marked in his map as unexplored or inexplorable.

每一天人类的科学都在向陌生的区域深入，在他的地图上这些区域过去是被标记为勘查和法勘查的。