Horses whinny to find new friends, greet old ones and celebrate happy moments like feeding time.
Some smoke alarms have been designed to be ultra-sensitive. Aspirating devices, for example, constantly suck in air in order to detect even small quantities of smoke in a room. They are often used in commercial settings, including server rooms packed with expensive computer tech.
，这一点在91视频中也有详细论述
Speaker diarization (up to 4 speakers)
Москвичей предупредили о резком похолодании09:45