英语释义
1
n a long narrow natural elevation or striation
2
n any long raised strip
3
n a long narrow natural elevation on the floor of the ocean
4
n a long narrow range of hills
5
n any long raised border or margin of a bone or tooth or membrane
6
n a beam laid along the edge where two sloping sides of a roof meet at the top; provides an attachment for the upper ends of rafters
8
v plough alternate strips by throwing the furrow onto an unploughed strip
9
v throw soil toward (a crop row) from both sides
10
v spade into alternate ridges and troughs