Hai cercato la traduzione di mbwa kali sana da Swahili a Inglese

mbwa kali
fierce dog

ninanjaa kali sana
i went to the market

hata hivyo, theluji ya chacaltaya imeanza kupungua kwa kasi inayotisha na kali sana.
however, chacaltaya's glacier has been receding at a worrisome and rapid pace.

matukio mengi ya covid-19 sio kali sana kuhitaji mitambo ya kuingiza hewa au mibadala, lakini inahitajika kwa asilimia kubwa ya matukio.
most cases of covid-19 are not severe enough to require mechanical ventilation or alternatives, but a percentage of cases are.

nchi nyingi zilizoendelea hazina vitanda vya kutosha vya kila mtu, ambayo inapunguza uwezo wa mfumo wa afya kushughulikia matukio ya ghafla ya covid-19 ambayo ni kali sana kuhitaji kulazwa hospitalini.
many developed countries do not have enough hospital beds per capita, which limits a health system's capacity to handle a sudden spike in the number of covid-19 cases severe enough to require hospitalisation.