英语词源
- quadrat (n.)
- "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).
权威例句
- 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.
- 2. Within this plot , gap patches and the non gap quadrat near each gap patch were sampled.
- 在样地中对出现的林窗斑块以及相邻的对照的非林窗样方进行群落学调查.