例句與造句

1. The appearance of the witches'mark in Europe is only noted after Colombian contact with the New World in 1492 and may be the result of the transfer of a virulent form of borrelia infection from America into Europe, especially in areas under the control of the Spanish Empire, including parts of the Rhine River Valley that are now in Germany.
2. It's difficult to find borrelia infection in a sentence. 用borrelia infection造句挺難的