β测试（电脑硬件、软件发行上市前的试用）
词: beta-test
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metacarpectomy, metacarpodigitals, metacarpus, metacellulose, metacenter, metacentre, metacephalon, metacercaria, metacestode, metacetaldehyde,
相似单词
bet, beta, beta decay, beta particle, beta software, beta test, beta-agonist, betabacterium, Betacam, betacell,