tumbler

tumbler
noun

a drinking glass with straight sides and no handle or stem
平底酒杯（边面平直，无柄无脚）
an acrobat, especially one who performs somersaults
（尤指翻跟头的）杂技演员
■a pigeon of a breed that repeatedly turns over backwards in flight
翻头鸽
(亦作 tumbler-dryer). another term for tumble-dryer
同 tumble-dryer
a pivoted piece in a lock that holds the bolt until lifted by a key
（锁的）制栓
■a notched pivoted plate in a gunlock
枪机机心
an electrical switch worked by pushing a small sprung lever
拨动式开关
another term for tumbling barrel
同 tumbling barrel

派生
tumblerful
( pl. -fuls)
noun(pl. -fuls)

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