рдЦреЛрдЬреЗрдВ
рд╢рдмреНрджрдХреЛрд╢ рдХреА рднрд╛рд╖рд╛ рдЪреБрдиреЗрдВ
рдЕрдкрдиреА рднрд╛рд╖рд╛ рдЪреБрдиреЗрдВ
ballast
/b╦И├жl╔Щst/
Ballast
01
рдЧрд┐рдЯреНрдЯреА, рд╕рдВрддреБрд▓рди рдХреЗ рд▓рд┐рдП рднрд╛рд░реА рдкрджрд╛рд░реНрде
a heavy substance placed in a ship's hull or an airship's tanks to lower its center of gravity and counteract unwanted tilting, rolling, or drifting
рдЙрджрд╛рд╣рд░рдг
Modern racing yachts pump water ballast between tanks to adapt quickly to changing wind conditions.
рдЖрдзреБрдирд┐рдХ рд░реЗрд╕рд┐рдВрдЧ рдпреЙрдЯ рдмрджрд▓рддреА рд╣реБрдИ рд╣рд╡рд╛ рдХреА рд╕реНрдерд┐рддрд┐рдпреЛрдВ рдХреЗ рдЕрдиреБрдХреВрд▓ рдЬрд▓реНрджреА рд╕реЗ рдврд▓рдиреЗ рдХреЗ рд▓рд┐рдП рдЯреИрдВрдХреЛрдВ рдХреЗ рдмреАрдЪ рдкрд╛рдиреА рдЧрд┐рдЯреНрдЯреА рдкрдВрдк рдХрд░рддреЗ рд╣реИрдВред
02
an electrical device used to start and regulate the current in fluorescent or discharge lamps
рдЙрджрд╛рд╣рд░рдг
The ballast controls the voltage to prevent the bulb from burning out.
03
something that provides mental, emotional, or moral stability
рдЙрджрд╛рд╣рд░рдг
The teacher 's patience acted as a ballast for the unruly class.
04
crushed stone laid to form a stable foundation for roads or railway tracks
рдЙрджрд╛рд╣рд░рдг
Regular maintenance includes cleaning and replacing worn ballast.
to ballast
01
to make something stable or balanced by adding or using ballast, which is a heavy material used to provide stability
рдЙрджрд╛рд╣рд░рдг
The hot-air balloon was ballasted with sandbags to control its ascent.
рдирд┐рдХрдЯрд╡рд░реНрддреА рд╢рдмреНрдж
