这种洗手液含有抗菌成分，可以有效杀死99%的细菌。

This hand soap contains ___antibacterials that can effectively kill 99% of bacteria.

这款清洁喷雾含有抗菌成分，能有效杀死99%的细菌。

This cleaning spray contains ___antibacterials that can effectively kill 99% of bacteria.