名词
中文翻译：背心
同义词：
['britches', 'blouse', 'jacket']
例句：
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1.She wore a beady to the party last night.
她昨晚穿着一件背心去参加派对。
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2. He put on his beady for work this morning.
他今天早上穿上了他的马甲上班。
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3. The beady is made of wool and has a button at the front.
这件背心是由羊毛制成的，前面有一个纽扣。