| 释义 |
nounboundary (def. 1). partition line. Origin of boundary lineFirst recorded in 1695–1705 Words nearby boundary linebound and determined to, boundary, Boundary Commission, boundary condition, boundary layer, boundary line, Boundary Peak, boundary rider, boundary value problem, bounded, bounden Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 Example sentences from the Web for boundary lineThe boundary-line which divides Utah from Arizona divides the most gorgeous expression of the great American desert region. The Book of the National Parks|Robert Sterling Yard We must make allowance for the existence of this margin, and for the blurring of the boundary-line that goes along with it. Encyclopaedia Britannica, 11th Edition, Volume 3, Slice 7|Various On the other side lies the European quarter, the jail thus forming the boundary-line between the native and European populations. Forty Thousand Miles Over Land and Water|Lady (Ethel Gwendoline [Moffatt]) Vincent The boundary-line between the two may be roughly put at the 89th degree of east longitude. Encyclopaedia Britannica, 11th Edition, Volume 3, Slice 5|Various
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