Sepharose
琼脂糖(凝胶)
🗣️ 情景例句
Frank, you've never played charades?
Frank，你从来没玩过哑谜？
When you compare the prices,you must take everything into consideration.
当你在考虑对比价格时，首先必须把一切都要考虑进去。
The next day he walked through the wood again.
第二天，他再次穿过树林。