when something unpleasant like rain or cold begins and seems likely to continue
когда что-то неприятное, как дождь или холод, начинается и, похоже, продолжится (kogda chto-to nepriyatnoe, kak dozhd' ili kholod, nachinayetsya i, pokhozhe, prodolzhitsya)
"The cold season has set in, and we need to wear warm clothes."
"Холодный сезон сет ин, и нам нужно носить тёплую одежду." (Kholodnyy sezon **set in**, i nam nuzhno nosit' tyoplyu odezhdu.)
to decide not to do something because of fear
to start selling in new regions or countries
to prevent large fluctuations in the value of a currency
to propose or present an idea or plan for discussion
to reduce the amount of something you use or consume; to les...
when wind, rain, or storm becomes weaker