Girder

['gɜːdə] or ['ɡədɚ]

解释:

(noun.) a beam made usually of steel; a main support in a structure.

乔迪校对--From WordNet

解释:

(n.) One who girds; a satirist.

(n.) One who, or that which, girds.

(n.) A main beam; a stright, horizontal beam to span an opening or carry weight, such as ends of floor beams, etc.; hence, a framed or built-up member discharging the same office, technically called a compound girder. See Illusts. of Frame, and Doubleframed floor, under Double.

菲力克斯校对

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