Serolin
血清晶质
🗣️ 情景例句
How do you tie it?
你怎么打的？
That's quite all right.
没关系。
We enjoy staring at them, entranced as they go about their business, unaware (we hope) of our presence.
我们喜欢入迷地看它们做事，它们不知道（但愿如此）我们就在它们身边。