tumbler

n.

翻筋斗者；转臂；（机枪的）机心；（玩具）不倒翁

复数：tumblers

1. Why could the tumbler not fall down?
   不倒翁为什么不倒？
2. He was a tumbler when he was young.
   他年轻时是杂技演员。
3. A dozen of plates were on the head of the tumbler unsteadily!
   杂技演员头上晃晃悠悠地顶着一叠瓷碟。
4. Whisky is usually drunk in a tumbler.
   威士忌通常是装在平底无颈酒杯里喝的。
5. She ordered a tumbler of orange juice.
   她点了一大杯橘子汁。

Tumbler
An experimental study of the flowing granular layer in a rotating tumbler
The Titan Tumbler: Laboratory Simulation of icy sediment comminution and rounding processes
Geometric double wall vacuum tumbler
Air drying tumbler for laundry
Experimentally validated computations of flow, mixing and segregation of non-cohesive grains in 3D tumbling blenders
Visual and instrumental colorimetric assessments of small color differences on translucent dental porcelain.
Multifunctional Composite Nanoparticles:  Magnetic, Luminescent, and Mesoporous
Multiple extracellular signals promote osteoblast survival and apoptosis.
Nuclear Overhauser Effects and 13C Relaxation Times in 13C–{H} Double Resonance Spectra