Batteries can be bulky and slow to charge.

电池体积大而且充电缓慢。

youdao

However, EB40 is not only bulky, but also requires the cradle to charge.

然而，EB40不仅庞大，而且要求这个摇篮充电。

youdao

However, EB40 is not only bulky, but also requires the cradle to charge.

然而，EB40不仅庞大，而且要求这个摇篮充电。

youdao