Chromosorb
红色硅藻土色谱载体
🗣️ 情景例句
We want you to go to college, Robbie.
我们希望你上大学， Robbie。
She lost her dignity.
她失去了镇定。
Did you leave it in water before you washed it?
在洗它之前您是不是把它泡在水里了？