自带一块小屏幕，可以选择预设的主题，或者自己上传个性化动图，很有意思。知乎，让每一次点击都充满意义 —— 欢迎来到知乎，发现问题背后的世界。South west sees steep boost in VC expenditure in fourth quarter South West enterprises obtained in excess of £104 million (m) of venture cash f