Corasil
(液体色谱固定相)表面多孔的玻璃珠
🗣️ 情景例句
Thanks, Harry.
谢谢你，Harry。
I hope this gathering will keep harmony till the end. Thank you.
我祝愿这个聚会从头到尾充满和谐。谢谢大家。
I was on the march.
我参加了游行。