Sephadex
n. [化](作为分子筛用于化学品的分离与提纯的) 交联葡聚糖,塞法戴克斯[商标名]
🗣️ 情景例句
She's having an illicit affair.
她有一个不道德的丑事。
What's your nationality?Are you American?
你的国籍是什么?你是美国人吗?
Such a messenger, receiving our radio and television signals,
这种自动化信息装置,在接收到我们的无线电和电视信号后,
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