Our own laboratory is working on molecular probes that can identify the particular tuberculosis bacillus causing an infection.
我们自己的实验室正在研究分子探针，它可识别造成感染的特定结核病杆菌。
The spitting habit became the target of public health authorities after the discovery of the tuberculosis bacillus in 1882 by the German biologist Robert Koch.
随地吐痰的习惯成为公共卫生机构的根除目标，是在1882年德国生物学家科赫发现了肺结核杆菌之后。
As saliva is one of the main vectors of infection and the tuberculosis bacillus can survive in spit for a whole day, spitting was outlawed in numerous countries.
由于唾液是传染的重要媒介，而且结核杆菌能在痰中存活一整天，因此在很多国家，随地吐痰就成为违法行为了。
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