boundary line造句
31. In 1899, the arbitration tribunal defined the boundary line between Venezuela and British Guiana.
32. A fixed marker, such as a concrete block, a boundary line.
33. Of the newly formed Yuexiu District Liwan District and part of a boundary line adjustment.
34. Lakatos'the principle of tolerance led to blurring of boundary line about progressive and deteriorative research program, mistiness of boundary line of reasonable and unreasonable research program.
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