After receiving the approval of Miss Hudson, landlady of 221B Baker Street, John H. Watson, recently returned from the Afghan War, becomes the housemate of consulting detective Sherlock Holmes, who himself is soon implicated in a serious crime.
Those are the actions of someone
trained in the medical arts.
.تلك تصرفات شخص متدرّب في الفنون الطبيّة
Esas acciones son de alguien
capacitado en las artes médicas.
Tu as clairement
des connaissances en médecine.
Это поведение человека,
 имевшего врачебную практику.