原始人用石块和骨头做原始的工具.Primitive man made himself primitive tools from stones and bones.他们用石块压住箱子,把它沉到海里去.They weighed the box down with stones and dropped it into the sea.基督教殉道者被用石块击毙.Christian martyrs were stoned to death....
We have the capabilities of preparing samples from ashing to wet digestion to microwave digestions.我们有能力从样品制备微波灰湿地消化消化.Conclusion a reliable method, that suggested to instead of the determination of methanol digestions.结...
There were people at the entrance giving out leaflets.有人在入口处散发传单。Leaflets have been air dropped telling people to leave certain areas.传单被空投下来，要求人们离开某些地区。Just help yourself to leaflets.请自取传单材料。...