-
The raw stone ''was just not suitable for tool production'' said Mr Brown.
布朗说，这些原始石材“并不适合制造工具。”
youdao
-
Wood and stone are the only raw materials on the island.
木材和石头是这个岛上仅有的原材料。
youdao
-
Wood and stone are the only raw materials on the island.
木材和石头是这个岛上仅有的原材料。
youdao