He decided, once and for all, not to be forgetful in the future.

他下定决心，从此绝不再丢三落四了。

youdao

She used to be careless and forgetful.

她过去很粗心，也很健忘。

youdao

The keeper thought, "If I serve some buds of ginger to the businessman, he may be forgetful to take his wallet!" Then she went to the kitchen.

管理员想：“如果我给这个商人一些姜芽，他可能会忘记拿钱包！”然后她去了厨房。

youdao

There had been a spate of rumours that Mr Sharon's unwonted quiescence attested to a decline of his physical prowess: aged 73, he was said to be vacant and forgetful.

ECONOMIST: Israel