| 释义 |
n. ledge,shelf,ridge,projection,windowsill 1. | （车体的）门槛a piece of metal that forms part of the frame of a vehicle below the doors |
n. | 9. 【地质学;地理学】岩床,岩层,海底山脊;平巷底,矿山巷道的底面;底粱 9. 【地质学;地理学】岩床,岩层,海底山脊;平巷底,矿山巷道的底面;底粱 |
n. | 1. a ledge below a window, especially one on the inside of a building 2. the horizontal part at the bottom of a window or door frame 3. a more or less horizontal layer of igneous rock forced between layers of sedimentary rock or older volcanic beds 4. a narrow shelf at the bottom of a window in a house or building 5. the area on the outside of a car that is directly below the door 1. a ledge below a window, especially one on the inside of a building 2. the horizontal part at the bottom of a window or door frame 3. a more or less horizontal layer of igneous rock forced between layers of sedimentary rock or older volcanic beds 4. a narrow shelf at the bottom of a window in a house or building 5. the area on the outside of a car that is directly below the door |
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