archaic <古>
1
- in addition; as a further factor or consideration且又, 而又：
the whole is light and portable, and ornamental withal.
整件东西轻便易携带, 且又美观。
1.1
- all the same; nevertheless (used when adding something that contrasts with a previous comment)依然, 仍然; 然而（用于补充与以前评论相对比的事情）：
she gave him a grateful smile, but rueful withal.
她对他感激地一笑, 但那仍然是懊悔的笑。
- with (used at the end of a clause)用, 用以（用于句末）：
we sat with little to nourish ourselves withal but vile water.
我们坐在那里, 除了脏水外, 几乎没有什么可用以滋养自己。
词源
Middle English: originally as with all.