frontedadj.有正面的；前移的v.面对，朝向（动词front的过去式和过去分词）frontn.正面；前面；前线；【气象学】锋vt.朝向；面对；对付vi.面朝；掩护adj.前面的front-cutting edge副切削刃front fed Cassegrain前馈卡塞格伦front vault dismount支撑后摆下front of the theater舞台前front-wheel camber前轮外倾角front thrust bearing前止推轴承front-and-centeradj.【美】非常重要的front guide impeller前置导轮Frontopsylla cornuta角额蚤front-mounted pump前置泵