thorny

adj.

多刺的；痛苦的；棘手的；

1. Cacti are thorny.
   仙人掌多刺。
2. We are discussing a thorny matter.
   我们在讨论一个棘手的问题。
3. Race relations in the US continue to be a thorny problem.
   美国的种族关系一直是棘手的问题。
4. Mr Armytage had to endure the sufferings of the thorny crown made by himself.
   阿米塔奇先生不得不忍受自找的痛苦的折磨。

The steep and thorny way to a science of behavior.
A thorny question: how does activity maintain dendritic spines?
The thorny path linking cellular senescence to organismal aging
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Shape and SPR Evolution of Thorny Gold Nanoparticles Promoted by Silver Ions
Age and growth estimates of the thorny skate (Amblyraja radiata) in the western Gulf of Maine
Global word of mouth: Service bashing on the Internet is a thorny issue
Phylogenetic relationships of thorny catfishes (Siluriformes: Doradidae) inferred from molecular and morphological data
Controlled synthesis of thorny anatase TiO2 tubes for construction of Ag–AgBr/TiO2 composites as highly efficient simulated solar-l...
Influence of Topography on the Colonization of Subalpine Grasslands by the Thorny Cushion Dwarf Echinospartum horridum