

Какой у вас вес?
What is your weight?
Мой вес — семьдесят килограммов.
My weight is seventy kilograms.
Здесь указан вес посылки.
The weight of the parcel is shown here.
"вес" is in the lesson "Specifications" (Level 44), along with 11 other useful words. LinDuo has 180 topic lessons like this one, 2,380 words in total. Every word has an illustration, a transcription and pronunciation in a female and a male voice. Just 10–15 minutes a day is enough to learn them all. Free, and works offline.