呆账备抵的英文：
allowance for doubtful accounts

allowance是什么意思：
n. 允许；津贴；限额；折扣；零用钱

This agenda does not allow compromise.
这一议程容不得商量。

Allow me to introduce myself.
允许我把我自己向你介绍。

The ship was dry and no liquor was allowed.
船上是禁酒的，不准卖含酒精的饮料。

accounts是什么意思：
[account]的复数

revaluation account
重估价帐户

send in an account
开送帐单|报帐

The account is in credit.
这个帐户有存款。