[ér qiě]
[连]
（表示进一层） not only ... but (also); and that
This comrade speaks English, and that very well.
这位同志会讲英语，而且讲得很好。
Air not only occupies space but it also has weight.
空气不仅占据空间，而且它还具有重量。
（表示平列） and
The room is spacious and bright.
这屋子很宽敞，而且光线充足。
Holidays are few and far between.
假日太少，而且间隔很长。