spear drill

基本解释

• [医药科学]矛状锥

英汉例句

双语例句

• Be careful not to brace with your palms at any point of this drill, but spear with the fingertips.
  小心不要支撑与你的手掌在任意点的，但枪钻的指尖。

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词组短语

短语

• spear r drill 矛状锥
• spear point drill 剑尖锥
• spear r point drill 剑尖锥
• spear poing flat drill 剑尖平锥
• spear -point drill 剑形锥

• spear drill更多词组

专业释义

医药科学

• 矛状锥