см. тж. в основном ; в первую очередь
• The attachment consists essentially ( or chiefly , or mainly , or in the main ) of a cable drum and ...
• The shield has been designed for the most part from common materials.
• The greater ( or major ) part of our work was carried out indoors.
• The foam consists predominantly of closed cells.
• This element is composed principally ( or chiefly , or mainly , or primarily ) of Zircaloy-2.
• This compound is presently used primarily as ...