若不经治疗，每位活动性结核患者每年将平均感染10至15人。

Left untreated, each person with active TB disease will infect on average between 10 and 15 people every year.

youdao

每年，共有大约900万人罹患活动性结核病，近2百万人死亡。

Some 9 million people become ill with active TB and nearly 2 million die each year.

youdao

每年患活动性结核病的估计有900万人，其中大多数仍未得到实验室确认的诊断。

Of the estimated 9 million people who develop active TB every year, most still do not receive a laboratory-confirmed diagnosis.

youdao