| 释义 |
tunnel/ˈtʌn(ə)l/ n. & v.●n. 1 an artificial underground passage through a hill or under a road or river etc., esp. for a railway or road to pass through, or in a mine (铁路或公路穿行的)隧道；(矿井的)坑道；地道 2 an underground passage dug by a burrowing animal (穴居动物的)洞穴；洞穴通道 3 a prolonged period of difficulty or suffering (esp. in metaphors, e.g. 尤用于暗喻，如 : the end of the tunnel 苦难的尽头) 受苦受难的漫长岁月 4 a tube containing a propeller shaft etc. 螺旋桨轴隧，螺旋桨轴槽 ●v. (tunnelled, tunnelling; US [美] tunneled, tunneling) 1 intr. (foll. by 后跟 through, into, etc.) make a tunnel through (a hill etc.) 掘隧道，凿地道(穿过山脉) 2 tr. make (one's way) by tunnelling 打开(通道)穿过 3 intr. Physics pass through a potential barrier 【物理学】隧穿，穿透(潜在的障碍) □ tunneller n.[earlier = tunnel-net: Middle English from Old French tonel, diminutive of tonne TUN] |