columbiad

常见例句

The centre of this wooden disc was hollowed out to a diameter equal to the exterior diameter of the Columbiad.
这木盘中间留着一个直径相当于哥伦比亚炮外径的圆洞。
Instantly Murchison pressed with his finger the key of the electric battery, completed the circuit, and released the spark into the breach of the Columbiad.
莫奇生突然用手指揿下电闸，接通电流，把电火送到了哥伦比亚炮炮底。
Instantly Murchison pressed with his finger the key of the electric battery , completed the circuit, and released the spark into the breach of the Columbiad.
莫奇生突然用手指揿下电闸，接通电流，把电火送到了哥伦比亚炮炮底。