Новости
Контакты
helium
HELIUM noun
[ U ] uk/ˈhiːliəm/ us
a gas that is lighter than air and that will not burn (formula He)
гелий
a helium balloon
№2
(2384)
№3
(2356)
№4
(2320)
№5
(2318)
№6
(2316)
№7
(2312)
№7
(2312)
№8
(2311)
№8
(2311)
№9
(2304)
№10
(2302)