例句與造句

1. During the 19th century steamers began to visit Hirta, enabling the islanders to earn money from the sale of tetanus infantum " which resulted in infant mortality rates as high as 80 % during the late nineteenth century.
2. During the 19th century, steamers had begun to visit Hirta, enabling the islanders to earn money from the sale of tetanus infantum ", which resulted in infant mortality rates as high as 80 percent during the late 19th century.
3. It's difficult to find tetanus infantum in a sentence. 用tetanus infantum造句挺難的