But they found fragments of charcoal dating from before 7,000 B.C., showing humans were active in the area much earlier than previously thought.

但考古学家还在此发现了公元前七千年前的木炭碎片，这说明在更早的时期已有人类活跃在这一地带。

youdao

But they found fragments of charcoal dating from before 7, 000 B.C., showing humans were active in the area much earlier than previously thought.

但考古学家还在此发现了公元前七千年前的木炭碎片，这说明在更早的时期已有人类活跃在这一地带。

youdao

But they found fragments of charcoal dating from before 7,000 B. C., showing humans were active in the area much earlier than previously thought.

但考古学家还在此发现了公元前七千年前的木炭碎片，这说明在更早的时期已有人类活跃在这一地带。

youdao

Two earlier modified Concorde aircraft have previously flown from Heathrow over Iceland before returning to the UK as part of pre-service trials.

CNN: Concorde returns to New York