old bat

英 [ˌəʊld ˈbæt]

美 [ˌoʊld ˈbæt]

n. 愚蠢的老人; 傻老帽儿

牛津词典

noun

老疯子；讨厌的老家伙；（尤指）癫婆子，招嫌的老太婆
If someone refers to an old person, especially an old woman, as anold bat, they think that person is silly, annoying, or unpleasant.

Then he strapped the magnets to a pair of old Vans shoes, and voil à& he was soon hanging upside down like a bat from a metal strip bolted to the ceiling.
然后他把磁铁绑在一双旧的范斯（Vans）鞋上，瞧&他很快像只蝙蝠一样，倒挂在天花板上用螺栓固定的金属条上了。
Boys and girls, young and old, take turns to bat.
男男女女，老老小小都轮流击棒。
He walks into his old man's room with a baseball bat.
他走进了他父亲的房间，提着一根棒球棍。
The old guy is as blind as a bat.
这老家伙视力非常差。
Large carnivorous Old World bat with very large ears.
新世界耳朵非常大的食肉类大型蝙蝠。
Then Tom saw an old baseball bat lying in the street.
就在那时，汤姆看见地上放着一个旧的棒球球棒。
The old guy is as Blind as a Bat. But he keeps looking into the rearview mirror.
这老家伙视力非常差。但却老望着后视镜。
The old man is as blind as a bat.
勤劳和耐心是一个人成功的根基。
That silly old bat. I ask you, who'd she think she was?
那个老蠢货。我倒要问一问，她以为她是谁呀？
Any new or Old World carnivorous bat erroneously thought to suck blood but in fact feeding on insects.
新世界的食肉蝙蝠，被误认为吸血但实际上以昆虫为食。