giấy quỳ 
litmus paper | Science | Lackmuspapier + | litmus paper + | Physical sciences | B |
[ giấy ] : [CL for sheets]; paper
[ quỳ ] : (1) to kneel down; (2) species of lotus, sunflower
Most Common Compounds Set 1:
Most Common Compounds Set 2 :
giấy quỳ litmus paper | Science | Lackmuspapier + | litmus paper + | Physical sciences | B |