n.

a frame made of two hoops; used for embroidering

同義詞：embroidery frameembroidery hoop

a drum

Furniture lock
Studies in experimental brain swelling and brain compression.
The Physical Manifestation of an Abstraction: A Pair of 1750s Waistcoat Shapes
Poor Folk - September 27th. Dear Makar Alexievitch
Pockets at the V&A
Water absorption profile of PAAm-co-PNIPAAm/chitosan hydrogel with sandwich-like morphology
Linked Open Government Data Analytics
Nanometer- and submicrometer-sized hollow spheres of chondroitin sulfate as a potential formulation strategy for anti-inflammatory e...
Le dispositif « Plus de maîtres que de classes », une opportunité pour changer les pratiques enseignantes ?
Capacity of adsorption of Pb 2+ and Ni 2+ from aqueous solutions by chitosan produced from silkworm chrysalides in different degre...