long hole rods 深孔钻杆
The lamps, which burned only oil in those days, were hung by long rods from the ceiling.
那个时代,灯只能靠油来点燃,并用一根长长的木竿从天花板上垂吊下来。
The house's wooden frame is reinforced with long steel rods to give it extra strength.
房子的木质框架用长钢条加固,以增加其额外的强度。
A partial meltdown can occur when radioactive fuel rods, which normally are covered in water, remain partially uncovered for too long.
通常燃料棒处于水中,一旦有部分长时间暴露于水的话,就会熔化。
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