"a blank, low-cast type used by typographers to fill in larger spaces in printed lines," 1680s, from French quadrat "a quadrat," literally "a square," from Latin quadratrus, past participle of quadrare "to square, make square" (see quadrant). Earlier in English it meant a type of surveying instrument (c. 1400).
实用例句
1. Each small quadrat must be more homogenerous than the sociation as a whole.
每个小样方必须比整个基群丛更为统一.来自辞典例句
2. Within this plot , gap patches and the non gap quadrat near each gap patch were sampled.
