n.纤磷锰铁矿
This strut braces the beam.
这根柱子支撑房梁.
One strut had fractured and been crudely repaired in several places.
一根撑木出现了裂痕,有几处已进行了粗略的修补。
He got up to strut his stuff on the dance-floor.
他起身到舞池里炫耀自己的舞技。