您要查找的是不是：
- spiral tract, foraminous 螺旋孔束
- foraminous spiral tract 螺旋孔束, 螺旋孔道, 螺旋孔列
- Military budget continue to spiral. 军费预算继续上升。
- He owns a large tract of forest. 他拥有一大片森林。
- He had an infection in the upper respiratory tract. 他上呼吸道感染。
- Military budgets continued to spiral. 军事预算继续急遽增加。
- A snail's shell is spiral in form. 蜗牛壳是螺旋形的。
- A large spiral brass tuba that fits around the player's shoulder. 海力空大号，圈形大号由演奏者掮在其肩上吹奏的大型螺旋状铜号
- A line established by sighting in surveying a tract of land. 横断线在测量一块土地时通过目视确定的线
- To the north of the river is an immense wooded tract. 河北面是一大片林地。
- A circular or spiral motion, especially a circular ocean current. 游涡一种圆形或螺旋形的运动，特别是做圆环运动的海水水流
- The explorers entered upon a desert tract. 勘探人员进入了一片沙漠地带。
- Resecton of Tomors of the Foramen Magnum. 枕骨大孔区肿瘤切除术------玉琦
- An individual spiral or ring within such a series. 一圈在一系列中单个螺旋线或环
- A sandy tract or dune by the seashore. 沙丘海边的沙地或沙丘
- Vortex fields will have a spiral drawn. 漩涡场将会有一个螺旋线。
- Their profits began to spiral down disastrously. 他们的利润开始螺旋形地急剧下降。
- A tract of territory had been sliced away. 领土被割去了一块。
- He wrote a tract on this subject. 他曾对此写了一篇短文。
- Society invariably moves forward in a spiral. 社会的运动总是采取螺旋形前进的。
