Arather better 更好前面说不好，but表转折 后面要说好我认为如果选B的话，应该是and表并列，不要用中文思维理解就好了。例句：By those measures the world seems to be in rather better shape than most people realise.根据这些衡量基准，这个世界似乎要比大多数人所了解的要更美好一些。The optics of most telescopes are designed to produce images rather better than the anticipated seeing disk.大部分望远镜的光学设计都能得到比预期的视影圆面要好一些的象。
