ballast-roller

基本解释

• 道碴碾壓機

同根派生

• ballast-roller相关词

英汉例句

• Pig iron used as permanent ballast.
  壓載鉄做爲永久性壓艙物的生鉄
• The ship was furnished with ballast.
  船上裝了壓艙物。
• The ride on the roller coaster dizzied us.
  乘坐雲霄飛車使我們頭暈。
• May I borrow your roller skates?
  我可以借你的旱冰鞋嗎？
• The ballast placed in the ship can keep the ship steady.
  放在船上的壓艙物可以保持船的平穩。

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