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
I'm asking in the five thousand a month.
我要求月薪5000元。
If the hen does not prate,she will not lay.
不叨叨的母鸡不下蛋。
It wasn't easy to win the match. No. 64 Middle School is really a strong team.
赢这场球不容易。第64中学的的确是一支强队。
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