setbacks

n.an unfortunate happening that hinders or impedes; something that is thwarting or frustrating

同义词：reversereversalblowblack eye

Setbacks for Endostatin
Growth setbacks in new firms
Setbacks on the road to sexual fulfilment
Cancer therapy. Setbacks for endostatin.
Mortality trends and setbacks: global convergence or divergence?
Biogas plants in Denmark: successes and setbacks
Factors contributing to relapse in rigidly fixed mandibular setbacks
The Third Wave of Democratization in Latin America: Advances and Setbacks
AIDS treatment advances and behavioral prevention setbacks: Preliminary assessment of reduced perceived threat of HIV–AIDS.
Therapeutic potential of vanilloid receptor TRPV1 agonists and antagonists as analgesics: Recent advances and setbacks