quadratn.
英 'kwɒdrət | 美 'kwɑdrət
中文n. [生物] 样方（生态调查的方形地）；嵌块（填空的铅块）\nn. (Quadrat)人名；(法)卡德拉；(捷)夸德拉特
[生物] 样方（生态调查的方形地）；嵌块（填空的铅块）
n. (Quadrat)人名；(法)卡德拉；(捷)夸德拉特
词根词源
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).
关键词