例句與造句

1. The booster shot uses a modified smallpox vaccine with the three HIV proteins added.
2. She said the booster shot uses a modified smallpox vaccine with the three HIV proteins added.
3. The DNA vaccine induces T-cells to respond to a malaria antigen called thrombospondin-related adhesion protein, or TRAP; the modified smallpox virus also produces a response to TRAP . As a result, the T-cells react strongly to the malaria parasite, delaying its release from the liver into the bloodstream and reducing the number of released parasites.
4. It's difficult to find modified smallpox in a sentence. 用modified smallpox造句挺難的