chequer

n.

方格图案；

vt.

使（某物）呈现方格图案或不同颜色或不同深浅的方格；

1. The cloth has a chequer pattern.
   这块布有格子花的图形。
2. I prefer besiege chess to chequer chess.
   比起跳棋,我更喜欢围棋。

1. The ground under the trees is chequered with sunlight and shade.
   林中地上光影交错。

A AIDS no Brasil
Introduction: AIDS research in Brazil
Ciencias sociales y SIDA (editorial)
Dramatic improvement in survival among adult Brazilian AIDS patients.
Determinants of survival in adult Brazilian AIDS patients, 1982-1989. The Brazilian State AIDS Program Co-Ordinators.
Textile Dyes: Dyeing Process and Environmental Impact
Human immunodeficiency virus type 1 (HIV-1) genotyping in Rio de Janeiro, Brazil: assessing subtype and drug-resistance associated m...
The azo dyes Disperse Red 1 and Disperse Orange 1 increase the micronuclei frequencies in human lymphocytes and in HepG2 cells
Differential toxicity of Disperse Red 1 and Disperse Red 13 in the Ames test, HepG2 cytotoxicity assay, and Daphnia acute toxicity t...
Access to antiretroviral treatment in Latin American countries and the Caribbean