Permaphase
带硅氧烷聚合物层的色谱固定相
🗣️ 情景例句
But what do you care about?
但你关心什么呢？
I will be hospitalied in November.
我将在十一月份住院。
I suddenly felt very worried, but could not say anything.
我突然非常着急起来，但却什么也说不出来。