形容词
中文翻译：随机的
同义词：
['arbitrary', 'chance例句：1. The results were random and unpredictable.（结果随机且不可预测。）']
例句：
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1. The results were random and unpredictable.
结果随机且不可预测。
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2.He decided to go to the beach at random.
他决定随意去海滩。
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3.The lottery numbers were drawn randomly.
彩票号码是随机抽取的。